Perhaps you should try some spelling variations:
yong liang » yang liang, song ligang, wang liang
min hyoung » min hong, mun young
hyoung gun » young eun
wang yong » wang yang, wang hyoung, wang yan
rong min » gong min, jong min, song min
vi ai » vi a, ai ai, ii ai
ai a » ai _, i a, ii 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: wang yong liang ((vi ai) OR (ai a)) rong min hyoung gun ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong liang ((vi ai) or (ai a)) rong min hyoung gun ;*.