Perhaps you should try some spelling variations:
yong liang » yang liang, song ligang, wang liang
wang yong » wang yang, wang hyoung, wang yan
kong saur » kong sar, kong your, wong sau
zhi best » i best
iii best » iii pest, i best
kong siu » kong eiu, wong siu, dong sin
yan jiu » yang jie, yang jin, pang jiu

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 ((zhi best) OR (iii best)) yan jiu ((kong saur) OR (kong siu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong liang ((zhi best) or (iii best)) yan jiu ((kong saur) or (kong siu)) ;*.