Perhaps you should try some spelling variations:
knowing about » known about, know about
knowing your » growing your, know your, keeping your
wang yong » wang yang, wang hyoung, wang yan
yong yang » yang yang, dong yang, ying yang
yang hui » yang jui, wang hui, yang muxi
hui rein » hui sin, i rein
yang jie » yang jin, yang di, yang jui
ying jin » yang jin, jing ji

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: wang yong yang hui rein ((yang jie) OR (ying jin)) ((knowing your) OR (knowing about)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong yang hui rein ((yang jie) or (ying jin)) ((knowing your) OR (knowing about)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong yang hui rein ((yang jie) or (ying jin)) ((knowing your) OR (knowing about)) ;*.