Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
doing sin » dong sin, doing un, doing von
ying john » king john, young john, ying jin
john song » john wong, john bonn, john ngosong
song sein » song shin, song jin, song min
tan chia » than china, can china, dan china

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

• Performing a fuzzy search may retrieve terms with similar spellings: doing sin ((tan chia) OR (tuan china)) rent ying john song sein ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doing sin ((tan chia) OR (tuan china)) rent ying john song sein ;".
• Adding a wildcard symbol may retrieve word variants: doing sin ((tan chia) OR (tuan china)) rent ying john song sein ;*.