Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
tuan china » wuhan china, can china, taiwan china
wang yang » wang yan, wang liang, wang yanling
china wen » chia wen, china won, ching wen
wen yang » wei yang, wen wang, chen yang
2 longer » _ longer, 3 longer, a longer
3 langer » 3 lange, 3 longer, 2 langere

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: ((yang liang) OR (wang yang)) tuan china wen yang ((2 longer) OR (3 langer)) do ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (wang yang)) tuan china wen yang ((2 longer) or (3 langer)) do ;*.