collocations of "impression"

[vil]

Dear teachers,

Would you be kind enough to give me your considered opinion concerning the collocations of impression in the following sentences?

She gave the impression that she was deciding to change her course of action and to get in touch with Miss. Tant.

She created the enormous impression that her family is wealthy.

I was under the impression that she would come.

When glancing at the newspapers these days, one might gain the impression that climate change and the hype surrounding it are just a fad.

Bu if I had made so little impression on them, it must be my fault, I decided.

V.