Perhaps you should try some spelling variations:
wang dan » wang yan, wang ban, wang yidan
kun wang » yuan wang, yan wang, yu wang
wen wang » wei wang, chen wang, weng fang
von wang » von wall, von wald, yan wang
dan yan » dan yang, nan yan, wang yan
yi dang » yi gang, yi yang, yi chang
yan yi » yang yi, tan yi, yan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang dan yan ((((kun wang) OR (wen wang))) or (von wang)) yan yi dang (hai or hadi) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang dan yan ((((kun wang) OR (wen wang))) OR (von wang)) yan yi dang (hai OR hadi) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang dan yan ((((kun wang) OR (wen wang))) or (von wang)) yan yi dang (hai or hadi) ;*".