Perhaps you should try some spelling variations:
liang yang » liang ying, yang yang, huang yang
wang yang » wang yan, wang liang, wang yanling
sang tan » sang tae, liang tan, tang tang
tan wong » tan hong, tan kong, tan yong
wong siu » wong shiu, kong siu, wong sau
li le » i le, li ke, li he
ii le » ii les, ii la

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 ((liang yang) OR (wang yang)) ((li le) OR (ii le)) sang tan wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((liang yang) or (wang yang)) ((li le) or (ii le)) sang tan wong siu ;*.