Perhaps you should try some spelling variations:
forquality control » quality control, byquality control, qouality control
_quality control » quality control, byquality control, qouality control
quality controls » quality control, qualite controle, quality concepts
29 reliability » 2 reliability, 9 reliability, 20 reliability
24 reliability » 2.4 reliability, 2 reliability, 4 reliability
25 safety » 5 safety, 2 safety, 15 safety
a safety » a safe

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: %((forquality control) OR (((_quality control) OR (quality controls))))%((29 reliability) OR (24 reliability))%((25 safety) OR (a safety)) AND risk%22.
• Adding a wildcard symbol may retrieve word variants: %((forquality control) or (((_quality control) or (quality controls))))%((29 reliability) or (24 reliability))%((25 safety) or (a safety)) and risk%22*.