Perhaps you should try some spelling variations:
quality controls » qualite controle, quality concepts
2c reliability » 2 reliability, 24 reliability, 20 reliability
ic reliability » 2 reliability, 9 reliability, 8 reliability
5 reliability » 3 reliability, 2 reliability
22 safety » 2 safety, 12 safety, _ safety
a safety » _ safety, a safe

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 control) OR (quality controls))%((2c reliability) OR (((ic reliability) OR (5 reliability))))%((22 safety) OR (a safety)) AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((quality control) or (quality controls))%((2c reliability) or (((ic reliability) OR (5 reliability))))%((22 safety) or (a safety)) and risk%22".
• Adding a wildcard symbol may retrieve word variants: %((quality control) or (quality controls))%((2c reliability) or (((ic reliability) OR (5 reliability))))%((22 safety) or (a safety)) and risk%22*.