Perhaps you should try some spelling variations:
22quality control » quality control, byquality control, forquality control
_quality control » quality control, byquality control, qouality control
quality controls » quality control, qualite controle, quality concepts
24 reliability » 2.4 reliability, 2 reliability, 4 reliability
ic reliability » 3 reliability, 5 reliability, 2 reliability
2c safety » 2 safety, 22 safety, 23 safety
10 safety » 5 safety, 4 safety, 3 safety

Try widening your search to All Fields.

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 (((_quality control) OR (quality controls))))%((24 reliability) OR (ic reliability))%((2c safety) OR (10 safety)) AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22quality control) or (((_quality control) OR (quality controls))))%((24 reliability) or (ic reliability))%((2c safety) or (10 safety)) and risk%22".
• Adding a wildcard symbol may retrieve word variants: %((22quality control) or (((_quality control) OR (quality controls))))%((24 reliability) or (ic reliability))%((2c safety) or (10 safety)) and risk%22*.