Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
long harm » long arm, long term, long haul
harm than » harm jan, firm than, harm has
china all » china fall, china als, china small
yang july » yang judy, yang jui, yang jun
lang hua » wang hua, wang hui, dong hua
wang wei » zhang wei, wang zhi
yang xi » yang yi, yang jui

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: long harm than china all ((((yang di) OR (yang xi))) OR (yang july)) ((lang hua) OR (wang wei)) ;~.
• Adding a wildcard symbol may retrieve word variants: long harm than china all ((((yang di) or (yang xi))) or (yang july)) ((lang hua) or (wang wei)) ;*.