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have done have been done have been doing be done
If we had not been Were it not If it were not Had it not been
such many; so many of; that so many; that too many; that
might go through may go through should have gone through must have gone through
give away affect with suffer from deal with
many difficulties many difficulty much difficulties much difficulty
Had it not Had it not been If it were not If we had not been
quite pleased form had it
Had it not If it were not Had it not been If we had not been
patient popular productive practical
quite a few quite much quite many quite some
no difficulties to find some difficulties in finding no difficulty to find no difficulty in finding
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