Perhaps you should try some spelling variations:
take china » lake china, trade china, state china
china yang » china ying, china wang, china chang
qian yan » qian jun, qian yi
yu cheng » yu chen, _ cheng
yang yao » yang yang, wang yan, yang yi
yang ka » yang fan
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((qian yan) or (yu cheng)) take china yang ((yang ka) OR (yang yao)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((qian yan) OR (yu cheng)) take china yang ((yang ka) OR (yang yao)) hong yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((qian yan) or (yu cheng)) take china yang ((yang ka) OR (yang yao)) hong yu ;*".