Perhaps you should try some spelling variations:
than china » tuan china, wuhan china, can china
wang kang » wang yang, wang liang, wang yan
han china » hang china, can china, dan china
yang yang » wang yang, wang yan
yang bin » yang jin, yang lin, huang bin
bin dann » sein dann, bin da, ein dank
dann hai » dang hai, dann hat, dann kam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang kang) OR (wang yanling)) ((than china) OR (han china)) yang yang bin dann hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang kang) or (wang yanling)) ((than china) OR (han china)) yang yang bin dann hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang kang) or (wang yanling)) ((than china) OR (han china)) yang yang bin dann hai ;*.