Затем она подумала, что, может быть

Затем она подумала, что, может быть, миссис Копперфильд дома, что она, может быть, не видела, как та пришла.

Results (English) 1:

Then she thought that maybe Mrs Copperfield House, that it may be seen as the one came.

Results (English) 2:

Then she thought that perhaps Mrs. Copperfield House, that she might not be seen as she came.

Results (English) 3:

then she thought, maybe mrs copperfield home that she could not be seen as the one here.