Perhaps you should try some spelling variations:
wang liang » wang yang
than china » tuan china, han china, wuhan china
hoi buying » hoi ying, job buying, who's buying
yang yang » wang yang, wang yan
buying a » buying _
tuan vu » thanh vu, tuan hua
long du » long d, long do, long run

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (wang liang)) ((((tuan vu) or (than china))) or (wang hua)) hoi buying a long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang liang)) ((((tuan vu) OR (than china))) OR (wang hua)) hoi buying a long du ;.
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (wang liang)) ((((tuan vu) or (than china))) or (wang hua)) hoi buying a long du ;*.