How to say in Czech: Have they seen Mr Novák anywhere?

English
Have seen Novák anywhere?
Czech
Neviděli někde pana Nováka?
Do they know Mr Novák?
Are you Mr Novák?
I am Mr Novák.
Is Mr Novák here?
Where is Mr Novák?
Sit anywhere you like.
We can’t find it anywhere.
You can go anywhere.
They have never seen her before.
They have not seen her here before.

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