By the end of the 1960s British manufacturing was in serious difficulty.
The company had been in serious financial difficulty for several months.
Chinese immigrants and their children have serious difficulties between them.
I have never lost faith in our party, despite problems and serious difficulties.
However, even by the end of the war, the design had run into serious difficulties.
"Only about a third of those children have serious difficulties."
He held the seat without serious difficulty until his retirement in 1993.
I might find myself in serious difficulties, especially when you were released and could tell your story.
By 1911 he was in serious legal and financial difficulties.
That person may have serious difficulties meeting life's challenges but never know why.