Он сам был очень беден, но у Нелл и

Он сам был очень беден, но у Нелл и ее деда, был такой несчастный и усталый вид (они выглядели такими несчастными и усталыми), что он не мог допустить, чтобы они провели ночь на улице.

Results (English) 1:

He was very poor, but Nell and her grandfather was such a miserable and tired look (they look so unhappy and tired) that he could not allow them to have spent the night on the street.

Results (English) 2:

He was very poor, but Nell and her grandfather was so unhappy and tired (they looked so miserable and tired), he could not admit that they spent the night on the street.

Results (English) 3:

He was very poor, but the Нелл and her grandfather, it was such a miserable and tired appearance (they looked such accidents and усталыми), that he could not be allowed, so that they spent the night in the street.