Perhaps you should try some spelling variations:
byquality control » quality control, _quality control, forquality control
24 reliability » 2.4 reliability, 2 reliability, 4 reliability
5 reliability » 3 reliability
2c safety » 2 safety, 23 safety, 25 safety
22 safety » 2 safety, 5 safety, 4 safety
12 safety » 2 safety, 11 safety, 1 safety
10 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: %byquality control%((24 reliability) OR (5 reliability))%((2c safety) OR (((22 safety) OR (((12 safety) OR (10 safety)))))) AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%byquality control%((24 reliability) or (5 reliability))%((2c safety) or (((22 safety) or (((12 safety) OR (10 safety)))))) and risk%22".
• Adding a wildcard symbol may retrieve word variants: %byquality control%((24 reliability) or (5 reliability))%((2c safety) or (((22 safety) or (((12 safety) OR (10 safety)))))) and risk%22*.