Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
than china » tuan china, han china, wuhan china
wang yang » wang yan, wang liang, wang yanling
jaan hui » yuan hui
wei yang » pei yang, wei wang, wei yang's
yang fan » zhang fan, yang dean, yang yang
fan long » fan along, van long, pain long
nan yan » nan ya, wang yan, qian yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yang) or (nan yan))) or (yang guang)) ((jaan hui) or (than china)) wei yang fan long run ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yang) OR (nan yan))) OR (yang guang)) ((jaan hui) OR (than china)) wei yang fan long run ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang yang) or (nan yan))) or (yang guang)) ((jaan hui) or (than china)) wei yang fan long run ;*.