Perhaps you should try some spelling variations:
wang yidan » wang yan
wang ryan » wang yan, wang yang, wang ban
wang dan » wang yan, wang ban, wang yang
yams hua » ya hua
wei yang » pei yang, wei wang, wei yang's
jie song » jae song, jin song, li song
kim song » kim young, kim eung

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) OR (wang yidan))) or (wang ryan)) yams hua wei yang ((jie song) or (kim song)) yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang dan) OR (wang yidan))) OR (wang ryan)) yams hua wei yang ((jie song) OR (kim song)) yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang dan) OR (wang yidan))) or (wang ryan)) yams hua wei yang ((jie song) or (kim song)) yu ;*".