Perhaps you should try some spelling variations:
leong tang » leung tang
than china » tuan china, wuhan china, can china
han china » hang china, can china, dan china
dan yang » daun yang, tan yang, wang yang
yang jie » yang jin, yang di, yang jui
jie sng » jie song
sng hui » wang hui, tong hui, feng hui

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

• Performing a fuzzy search may retrieve terms with similar spellings: leong tang ((han china) or (than china)) dan yang jie sng hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: leong tang ((han china) OR (than china)) dan yang jie sng hui ;*.