Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
yang yang » wang yang, wang yan
yan wang » yuan wang, qian wang, yan liang
pei yang » wei yang, hui yang, yi yang
yao long » a long, so long, yao yang
tan hua » tuan hua, wang hua, tan chia
pei yun » lei kyun, mei yung, wei yuan
long du » long d, long do, long run

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan wang) or (yang yang)) ((tan hua) or (than china)) ((pei yun) OR (pei yang)) yao long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (yang yang)) ((tan hua) OR (than china)) ((pei yun) OR (pei yang)) yao long du ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yan wang) or (yang yang)) ((tan hua) or (than china)) ((pei yun) OR (pei yang)) yao long du ;".
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yang yang)) ((tan hua) or (than china)) ((pei yun) OR (pei yang)) yao long du ;*.