Perhaps you should try some spelling variations:
wang zhang » wang zheng, wang luhang, zhang zhang
zhang tan » zhang tian, zhang fan, zhang yan
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
tan hua » tuan hua, wang hua, tan chia
li dang » le dang, li gang, li wang
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 zhang tan hua ((wang yang) or (((yao yang) OR (yang yang)))) li dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang zhang tan hua ((wang yang) OR (((yao yang) OR (yang yang)))) li dang hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang zhang tan hua ((wang yang) or (((yao yang) OR (yang yang)))) li dang hai ;*".