Perhaps you should try some spelling variations:
gene closer » gene clone, gene clusters
closer than » lower than, closed chain
done mailer » one mailer
wang yang » wang liang, wang yanling
than done » than one, than money
wang dan » wang ban, wang yidan, liang dan
chart a » chart _, chart map, charts _
a gene » a genre, a gender, a gentle

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 dan) OR (wang yan))) OR (wang yang)) chart a gene closer than done mailer ;~.
• Adding a wildcard symbol may retrieve word variants: ((((wang dan) or (wang yan))) or (wang yang)) chart a gene closer than done mailer ;*.