Perhaps you should try some spelling variations:
forquality control » fertility control, quality controls, qualify control
byquality control » quality controls, qualify control, quality contol
_quality control » quality controls, qualify control, quality contol
qouality control » quality controls, qualify control, quality contral
20 reliability » 2 reliability, 10 reliability, 24 reliability
9 reliability » 3 reliability, 2 reliability, 5 reliability
3 safety » _ safety, a 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: %((((byquality control) OR (_quality control))) OR (((((forquality control) OR (qouality control))) OR (quality control))))%((20 reliability) OR (9 reliability))%3 safety AND risk%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((byquality control) OR (_quality control))) or (((((forquality control) or (qouality control))) or (quality control))))%((20 reliability) or (9 reliability))%3 safety and risk%22".
• Adding a wildcard symbol may retrieve word variants: %((((byquality control) OR (_quality control))) or (((((forquality control) or (qouality control))) or (quality control))))%((20 reliability) or (9 reliability))%3 safety and risk%22*.