Perhaps you should try some spelling variations:
yang yang » wang yan
wang ryan » wang yan, wang ban, wang dan
wang yang » wang yan, wang liang, wang yanling
tuan hua » tan hua, tuan vu, yuan hui
yang hui » yang jui, wang hui, yang muxi
tan yang » dan yang, tan ying, tan yong
jin dang » jin kang, jin chang, jing fang
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: ((yang yang) or (wang ryan)) ((tuan hua) or (yang hui)) ((tan yang) or (wang yang)) jin dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang ryan)) ((tuan hua) OR (yang hui)) ((tan yang) OR (wang yang)) jin dang hai ;.
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (wang ryan)) ((tuan hua) or (yang hui)) ((tan yang) or (wang yang)) jin dang hai ;*.