Perhaps you should try some spelling variations:
wang fang » wang yang, weng fang, wang liang
fang yuan » wang yuhan, wang yan, meng yuan
feet than » text than
one small » some small
set them » see them, fit them, hit them
yuan m » yuan _, juan m
m gene » _ gene, a gene, e gene

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang fang yuan m gene ((((feet than) or (set them))) or (let them)) one small ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang fang yuan m gene ((((feet than) OR (set them))) OR (let them)) one small ;.
• Adding a wildcard symbol may retrieve word variants: wang fang yuan m gene ((((feet than) or (set them))) or (let them)) one small ;*.