Perhaps you should try some spelling variations:
liang kang » liang dan, liang tan, liang ying
wang liang » wang yang
wang yong » wang yang, wang hyoung, wang yan
yong gang » gong gang, hong gang, yong phang
yan guan » yang guang, yihan guan, quan guan
yan yuan » fang yuan, nan yan, yan clan
gan guan » quan guan, fan guon, gui guan
kang han » kang chen, kong hang, zhang han

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 gang ((((yan guan) OR (yan yuan))) OR (gan guan)) wang liang kang han ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong gang ((((yan guan) OR (yan yuan))) or (gan guan)) wang liang kang han ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong gang ((((yan guan) OR (yan yuan))) or (gan guan)) wang liang kang han ;*.