How to say in Czech: Where did she learn Vietnamese?

English
Where did learn
Czech
Kde se naučila vietnamsky?
Is she learning Vietnamese?
Is she learning Vietnamese on her own?
She is learning Vietnamese.
Does she speak Vietnamese?
She does not speak Vietnamese.
She does not speak Vietnamese very well.
She speaks only a little Vietnamese.
She speaks Vietnamese.
She speaks Vietnamese fluently.
She speaks Vietnamese very well.

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