Crossword Puzzle Tummy problem

Clue: Tummy problem

Tooth or tummy problem (ACHE with 4 letters)
"Houston, we have a problem" recipient (NASA with 4 letters)
Concrete problem (POTHOLE with 7 letters)
Snorer's problem, maybe (APNEA with 5 letters)
Problem for mayors (URBANCRIME with 10 letters)
Computer pro who diagnoses the reason for the problem? (CAUSALTECH with 10 letters)
Lawn problem (CRABGRASS with 9 letters)
Small fender problems (DINGS with 5 letters)
Complicated, as a problem (KNOTTY with 6 letters)
One with ``I'' problem (EGOIST with 6 letters)