Perhaps you should try some spelling variations:
china yang » china ying, china wang, china chang
wang kang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
han china » hang china, than china, can china
yang yang » wang yan
dang haji » dang hai
yang jun » yang jui, pang jun, yang jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang kang) or (wang yang)) han china yang yang jun ((dang haji) OR (dato haji)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang kang) OR (wang yang)) han china yang yang jun ((dang haji) OR (dato haji)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang kang) or (wang yang)) han china yang yang jun ((dang haji) OR (dato haji)) ;*".