1.   A disastrous attempt to expand left the airline deep in debt.

2.   After my surgery, we were deep in debt with doctor bills.

3.   And there was this terrific young couple, Herb, deep in lust and love.

4.   Anthea and the professor had been deep in conversation with an eager group of ladies from Leicester, leaving Meryl momentarily alone.

5.   Any high drama that remains is found deep in technical working party country.

6.   Both these matters were deep in political controversy, the second in particular being strongly resisted by the police as well as by the Government.

7.   By the time Anthony arrived, Richard was already deep in his cups.

8.   Clarence and the Mayor were still deep in conversation.

9.   Dixon fell silent again, deep in thought.

10.   Ferrie was deep in the armchair.