Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
jie zhang » jia zhang, li zhang, bin zhang
zhang hai » zhang dai, shang hai, zhang han
tan ying » fan ying, ran ying, tan yang
dan yang » daun yang, tan yang, adam yang
ying jie » yang jie, ying jin, jing ji
yang xi » yang di, yang yi, yang jui
xi rene » i rene, ii rene, iii rene

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 (tan ying))) or (dan yang))) or (wang yang)) yang xi rene ying jie zhang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((yang yang) OR (tan ying))) OR (dan yang))) OR (wang yang)) yang xi rene ying jie zhang hai ;.
• Adding a wildcard symbol may retrieve word variants: ((((((yang yang) or (tan ying))) or (dan yang))) or (wang yang)) yang xi rene ying jie zhang hai ;*.