Perhaps you should try some spelling variations:
during our » during four, during your, during oms
brain yan » brain gain, brain a
yong shui » tong shui, cong shu, tong hui
liu yong » liu yang, liu yirong, jim yong
a brain » _ brain
yan liu » yan jiu, yang lin
ya a » a a, y a, ye a

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: ((during our) OR (wang yan)) ya a brain yan liu yong shui ;~.
• Adding a wildcard symbol may retrieve word variants: ((during our) or (wang yan)) ya a brain yan liu yong shui ;*.