Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
yan wang » yuan wang, yang yang, qian wang
yan guan » gan guan, yan yuan, yang guang
jaan hui » yuan hui
pei yang » wei yang, hui yang, pei yun
di long » i long, de long, ii long
long du » long d, long do, long run

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (yan guan)) ((jaan hui) OR (than china)) pei yang di long du ;~.
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yan guan)) ((jaan hui) or (than china)) pei yang di long du ;*.