How do I treat special accented characters in a plugin translation?

I really want to keep those special characters as in Romanian ?sta and asta means two different things.

Edit: I see the special characters got striped out. I was reffering to characters like these: https://www.facebook.com/pages/LIMBA-ROM%C3%82N%C4%82-se-scrie-cu-diacritice-%C4%83-%C4%82-%C3%A2-%C3%82-%C3%AE-%C3%8E-%C5%9F-%C5%9E-%C5%A3-%C5%A2/498420885160