とは思ってもいなかった

never thought that

→ と
phrase Rare #40,894
never thought that Expresses strong surprise that something happened or turned out a certain way. Literally, it means that the speaker had not even thought or expected it.
JA: こんなに早く終わるとは思ってもいなかった。
EN: I never thought it would finish this quickly.

そんな場所で彼女に会おうとは思ってもいなかった

I never expected to run into her in a place like that.

トムは自分がメアリーに惚れるとは思ってもいなかった

Tom never imagined he would fall for Mary.

こんなに沢山の人が来るとは思ってもいなかった

I never imagined that so many people would come.

あなたにここで会うとは思ってもいなかった

I never expected to run into you here.