Perhaps you should try some spelling variations:
quality controls » quality control, qualite controle, quality concepts
_quality control » quality control, byquality control, qouality control
ic reliability » 5 reliability, 2 reliability, 7 reliability
3 reliability » 5 reliability
4 safety » 5 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: %((quality controls) OR (_quality control))%((3 reliability) OR (ic reliability))%4 safety AND risk%22.
• Adding a wildcard symbol may retrieve word variants: %((quality controls) or (_quality control))%((3 reliability) or (ic reliability))%4 safety and risk%22*.