Perhaps you should try some spelling variations:
forquality control » quality control, _quality control, qouality control
byquality control » quality control, _quality control, quality controls
2c reliability » 2 reliability, 20 reliability, 22 reliability
21 reliability » 2 reliability, 1 reliability, 11 reliability
24 reliability » 2.4 reliability, 2 reliability, 4 reliability
ic reliability » 2 reliability, 5 reliability, 8 reliability
9 reliability » 3 reliability, 2 reliability, 5 reliability
2 safety » _ safety, a 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: %((byquality control) OR (forquality control))%((((((2c reliability) OR (21 reliability))) OR (24 reliability))) OR (((ic reliability) OR (9 reliability))))%2 safety AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((byquality control) or (forquality control))%((((((2c reliability) OR (21 reliability))) or (24 reliability))) or (((ic reliability) or (9 reliability))))%2 safety and risk%22".
• Adding a wildcard symbol may retrieve word variants: %((byquality control) or (forquality control))%((((((2c reliability) OR (21 reliability))) or (24 reliability))) or (((ic reliability) or (9 reliability))))%2 safety and risk%22*.