Perhaps you should try some spelling variations:
wang liang » wang yang
boon chong » boon siong, joon chang
qian wang » yiqian wang, qian rong, qian yan
tong song » hong song, song seng, tong king
song kong » hong kong, sing kong, song chong
tan tong » tan hong, tan kong, tan yong
kong siu » kong eiu, wong siu, dong sin

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) OR (boon chong)) ((yang di) OR (qian wang)) tan tong song kong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang liang) or (boon chong)) ((yang di) or (qian wang)) tan tong song kong siu ;*.