| The system that pressurizes the airplane's cabin failed to operate correctly. |
| The college failed to provide adequate security on campus after dark. |
| If one had to lie at all, the brazen lie was better because brazen lies were so outrageous many people failed to question them. |
| As he packed, he sifted through the detritus of a failed relationship. |
| After three failed marriages I realised that I may have been barking up the wrong tree and should abandon the search for the perfect wife. |
| The movie failed to satisfy her curiosity about the assassination. |
