Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
than china » tuan china, han china, wuhan china
yang wang » yang yang, yan wang, yang guang
tuan hua » tan hua, tuan vu, yuan hui
hui yang » hui ying, du yang, h yang
di long » i long, de long, ii long
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 wang) or (yang liang)) ((((tuan hua) or (than china))) or (wang hua)) hui yang di long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang wang) OR (yang liang)) ((((tuan hua) OR (than china))) OR (wang hua)) hui yang di long du ;.
• Adding a wildcard symbol may retrieve word variants: ((yang wang) or (yang liang)) ((((tuan hua) or (than china))) or (wang hua)) hui yang di long du ;*.