It can be true because Ottoman Empire ruled Bosnia for more than 400 years. And there are also so many Bosniak in Turkey who immigrated from Bosnia.
Ey I was told that Balkan's had these Turkish tribes immigration like Before Christ so you may be a Turkish Descendant.
im not good with geograph and history, i dont know if its true or false buti heard that they are not related by blood to turkish ppl and they become muslim before ottoman invade...
eidt: im turkish
yes