Perhaps you should try some spelling variations:
wang kang » wang yang, wang liang, wang yan
yang yang » wang yang, wang yan
tan yang » dan yang, tan yong, tao yang
tan ying » fan ying, ran ying, tan yong
han hua » wang hua, tuan hua
tan hua » tuan hua, wang hua, tan chia
le dang » le sang, le duong
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 ((han hua) or (tan hua)) ((yang yang) or (((tan yang) OR (tan ying)))) le dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang kang ((han hua) OR (tan hua)) ((yang yang) OR (((tan yang) OR (tan ying)))) le dang hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang kang ((han hua) or (tan hua)) ((yang yang) or (((tan yang) OR (tan ying)))) le dang hai ;".
• Adding a wildcard symbol may retrieve word variants: wang kang ((han hua) or (tan hua)) ((yang yang) or (((tan yang) OR (tan ying)))) le dang hai ;*.