Perhaps you should try some spelling variations:
wuhan china » yunnan china
than china » han china, can china, dan china
tuan china » can china, taiwan china, yunnan china
dong yang » dong hoang, wang yang, yang yang
rent gan » rent a
song sun » cong sun, song yun, songs sung
li song » li cong, li rong, kim song

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang ((than china) or (((wuhan china) or (tuan china)))) rent gan li song sun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang ((than china) OR (((wuhan china) OR (tuan china)))) rent gan li song sun ;.
• Adding a wildcard symbol may retrieve word variants: dong yang ((than china) or (((wuhan china) or (tuan china)))) rent gan li song sun ;*.