Perhaps you should try some spelling variations:
yang qiang » yang liang, wang liang, yang yang
quan kang » yuan kang, chan kang
kang wong » kang young
wing yan » wang yan, wing ian, wing tan
qiang li » liang li, qiang niu, ling li
wong siu » wong shiu, kong siu, wong sau
dong di » dong sin

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wing yan) or (dong di)) yang qiang li quan kang wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing yan) OR (dong di)) yang qiang li quan kang wong siu ;*.