Perhaps you should try some spelling variations:
wang yong » wang hyoung, wang yan, wang shiyong
wang yang » wang yan, wang liang, wang yanling
gene text » den text, gene set, general text
text than » exit than, feet than
one small » some small
a gene » a genre, a gender, a gentle
yan a » can a, yan _, jan a

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 yong) OR (wang yang)) yan a gene text than one small ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yong) or (wang yang)) yan a gene text than one small ;*.