Perhaps you should try some spelling variations:
luong thanh » long thanh, truong thanh
china wang » china yang, china chang, china zhang
thanh tan » thanh van, thanh dam
tan china » tuan china, than china, can china
wang yang » wang yan, wang liang, wang yanling
tong shui » tong hui, cong shu, gong hui
yang jie » yang jin, yang di, yang jui
wang hui » wang hua, wang wei, wang he

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

• Performing a fuzzy search may retrieve terms with similar spellings: luong thanh tan china wang yang jie ((((tong shui) or (wang hui))) or (wang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: luong thanh tan china wang yang jie ((((tong shui) OR (wang hui))) OR (wang zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: luong thanh tan china wang yang jie ((((tong shui) or (wang hui))) or (wang zhi)) ;*.