Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan yang » dan yang, yin yang
jeong shu » jeong su, cong shu
gong min » gong meng, song ming, gong si
song min » song ming, song jin, song shin
jong min » song ming, cog min, jeong mi
di l » de l, dr l, i l

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 yidan yang di l ((gong min) OR (((song min) OR (jong min)))) jeong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yidan yang di l ((gong min) or (((song min) OR (jong min)))) jeong shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang yidan yang di l ((gong min) or (((song min) OR (jong min)))) jeong shu ;*.