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
hui yang » hui ying, du yang, h yang
di long » i long, ii long, day long
de long » le long, de longue

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)) hui yang ((di long) OR (de long)) du ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yan wang) or (yan guan)) ((jaan hui) or (than china)) hui yang ((di long) OR (de long)) du ;~".
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yan guan)) ((jaan hui) or (than china)) hui yang ((di long) OR (de long)) du ;*.