special unicode characters in XAML

<!-- xaml code from VB MarkupSample samle -->
<Border xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' Background="Yellow">

<ScrollViewer HorizontalAlignment="Center" VerticalAlignment="Center" VerticalScrollBarVisibility="Auto">
<StackPanel TextElement.FontSize="14" TextElement.FontFamily="Tahoma" Background="LightGreen">
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Arabic"/>             <TextBlock Text="مـرحبــاً"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Danish"/>             <TextBlock Text="Velkommen"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Dutch"/>             <TextBlock Text="Welkom"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="English"/>             <TextBlock Text="Welcome"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Farsi"/>             <TextBlock Text="خـوش آمديـد"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="French"/>             <TextBlock Text="Bienvenue"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Gaelic"/>             <TextBlock Text="Fбilte"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="German"/>             <TextBlock Text="Willkommen"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Greek"/>             <TextBlock Text="Καλώς ήλθατε"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock Width= "100" Text="Gujarati"/>             <TextBlock Text="આવો યઘારો"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Hebrew"/>             <TextBlock Text="בִּרוּבִים חַבָּאִים"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Hindi"/>             <TextBlock Text="रवागत"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Italian"/>             <TextBlock Text="Benvenuto"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Japanese"/>             <TextBlock Text="よろてそ"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Korean"/>             <TextBlock Text="여보세요"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Polish"/>             <TextBlock Text="Witamy"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Portuguese"/>             <TextBlock Text="Bemvindo"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Punjabi"/>             <TextBlock Text="ਜੀ ਆਇਆਂ ਨੂੰ"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Russian"/>             <TextBlock Text="Добро пожаловать"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Simplified Chinese"/>             <TextBlock Text="欢迎"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Slovak"/>             <TextBlock Text="Vнtame vбs"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Spanish"/>             <TextBlock Text="Bienvenido"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Traditional Chinese"/>             <TextBlock Text="歡迎"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Turkish"/>             <TextBlock Text="Hoş geldiniz"/></StackPanel>
	<StackPanel Orientation="Horizontal"><TextBlock MinWidth= "100" Text="Welsh"/>             <TextBlock Text="Croeso"/></StackPanel>
</StackPanel>
</ScrollViewer>

</Border>


<!-- also xaml code from MFC samle -->
<?xml version='1.0' encoding='utf-8'?>
<Border xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' 
		Background='#eeffee' BorderBrush='#999999' BorderThickness='1'>
	<ScrollViewer>
		<StackPanel TextElement.FontFamily='Tahoma' Margin='4'>
			<TextBlock TextWrapping='Wrap'><Bold>Markup supports Unicode text in ANSI applications.<LineBreak/>Use UTF-8 encode to enter it:</Bold></TextBlock>
			<TextBlock TextWrapping='Wrap'><Italic>Languages:</Italic> العربية (ar) • Azərbaycan (az) • Български (bg) • Català (ca) • Česky (cs) • Deutsch (de) • Ελληνικά (el) • English (en) • Esperanto (eo) • Español (es) • فارسی (fa) • Suomi (fi) • Français (fr) • 日本語 (ja) • 한국어 (ko) • Lietuvių (lt) • മലയാളം (ml) • Македонски (mk) • नेपाल भाषा (new) • ਪੰਜਾਬੀ (pa) • Polski (pl) • Português (pt) • Română (ro) • Русский (ru) • Svenska (sv) • தமிழ் (ta) • ไทย (th) • Türkçe (tr) • Українська (uk) • Tiếng Việt (vi) • 中文 (zh)</TextBlock>
		</StackPanel>
	</ScrollViewer>"
</Border>"