Perhaps you should try some spelling variations:
qian yan » qian jun, qian yi
yan chen » yun chen, yuan cheng, jane chen
song min » song ming, gong min, jong min
nan yan » nan ya, dan yang, nana yaa
nanay a » nancy a, nana yaa
ping yi » ming yi, jiang yi, ping jia
ping yu » ming yu, ping ku

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((qian yan) or (nan yan))) or (nanay a)) wang yan chen ((ping yi) OR (ping yu)) song min ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((qian yan) OR (nan yan))) OR (nanay a)) wang yan chen ((ping yi) OR (ping yu)) song min ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((qian yan) or (nan yan))) or (nanay a)) wang yan chen ((ping yi) OR (ping yu)) song min ;*".