Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
china chen » china shen, china china, china chang
chen pang » chen yang, chen ping, chen wang
pang hyun » pang jun, park hyun, sang hyup
hyun song » yun song, kyu song
song sein » song shin, song jin, song min
long tan » long han, long thanh, long tail

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((long tan) OR (hong tan)) tuan china chen pang hyun song sein ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((long tan) OR (hong tan)) tuan china chen pang hyun song sein ;".
• Adding a wildcard symbol may retrieve word variants: ((long tan) OR (hong tan)) tuan china chen pang hyun song sein ;*.