Is there a more difficult relationship than a long marriage?
Which isn't to say they didn't have a difficult relationship.
The two men thus had an increasingly difficult working relationship.
I had a very difficult relationship with my mother, which took many years to resolve.
That is difficult relationship, not where the hard choices are.
He seems to have had a rather difficult relationship with his mother.
You know that this has been a difficult and complex relationship.
A difficult relationship with the club and its players was born.
"We don't hit much off," he said of his difficult relationship with the Bush administration.
"From everything I have heard, this has been a very difficult relationship."