The difference need not be indicated in the spelling.

Those differences need to be worked out over the next few days, so that the killing and human suffering can stop as soon as possible.

Typically these differences prevent the completion of the proof and need to be "moved away".

The difference will almost certainly need to be resolved in a conference committee.

Racial, ethnic and religious differences need to be exploited in fun ways.

If the tap is more acidic than the plant, that difference needs to be stopped.

The differences will need to be resolved in a conference committee.

The difference from the President need not be elaborated.

It was clear from the start that some differences would need to be ironed out.

Throughout the song, the family members begin to discover their differences need not estrange them from one another.