Perhaps you should try some spelling variations:
forquality control » quality control, _quality control, byquality control
22quality control » quality control, _quality control, byquality control
2.6 reliability » 2 reliability, 16 reliability, 3.3 reliability
2.4 reliability » 5.4 reliability, 2.2 reliability, 2.3 reliability
2c reliability » 2 reliability, 20 reliability, 29 reliability
21 reliability » 2 reliability, 1 reliability, 11 reliability
24 reliability » 2 reliability, 14 reliability, 20 reliability
ic reliability » 3 reliability, 5 reliability, 2 reliability
22 safety » 2 safety, 12 safety, 5 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) OR (forquality control))%((((((2c reliability) OR (21 reliability))) OR (((24 reliability) OR (((2.4 reliability) OR (2.6 reliability))))))) OR (ic reliability))%22 safety AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22quality control) or (forquality control))%((((((2c reliability) or (21 reliability))) or (((24 reliability) or (((2.4 reliability) OR (2.6 reliability))))))) or (ic reliability))%22 safety and risk%22".
• Adding a wildcard symbol may retrieve word variants: %((22quality control) or (forquality control))%((((((2c reliability) or (21 reliability))) or (((24 reliability) or (((2.4 reliability) OR (2.6 reliability))))))) or (ic reliability))%22 safety and risk%22*.