Google webfonts that support UTF-8 (Turkish) characters?

Here are a lot of typefaces I found however some of them have display issues in capitals;

Neuton
Mouse Memoirs
Cutive
Yeseva One
Modern Antiqua
Autour One
Combo
Didact Gothic
Cutive
BenchNine
Warnes
EB Garamond
Parisienne
Francois One
Roboto
Forum
Patrick Hand
Almendra
Donegal
Galindo
Cardo
Ribeye
Ubuntu
Alegreya Sans
Duru Sans
Hammersmith One
Voces
Inconsolata
Poiret One
Unica One
Oregano
Andada
Scada
News Cycle
Enriqueta

Actually google fonts comes with latin ext support you just have to add

&subset=latin,latin-ext

at end of defination of your font.

<link href='http://fonts.googleapis.com/css?family=Open+Sans&subset=latin,latin-ext' rel='stylesheet' type='text/css'>

Yes, im turkish too :)

You can find the fonts organized by language here.