Perhaps you should try some spelling variations:
wang kang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
tuan hua » tuan vu, yuan hui
yang lin » yang jin, wang lin, yang li
yang jun » yang jui, pang jun, yang jin
tan hua » wang hua, tan chia, tan puay
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang kang) OR (wang yang)) ((tan hua) or (tuan hua)) gain ((yang lin) or (yang jun)) dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang kang) OR (wang yang)) ((tan hua) OR (tuan hua)) gain ((yang lin) OR (yang jun)) dang hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang kang) OR (wang yang)) ((tan hua) or (tuan hua)) gain ((yang lin) or (yang jun)) dang hai ;*".