Perhaps you should try some spelling variations:
22quality control » quality control, _quality control, byquality control
ic reliability » 3 reliability, 7 reliability, 8 reliability
2 reliability » 3 reliability
5 reliability » 3 reliability
2 safety » 5 safety, 4 safety, 3 safety

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: %22quality control%((((2 reliability) OR (ic reliability))) OR (5 reliability))%((2 safety) OR (_ safety)) AND risk%22.
• Adding a wildcard symbol may retrieve word variants: %22quality control%((((2 reliability) or (ic reliability))) or (5 reliability))%((2 safety) or (_ safety)) and risk%22*.