Perhaps you should try some spelling variations:
genome based » gender based, home based, game based
young ages » young age
based key » based keys, based new, based pay
key young » very young, kim young, der young
wing yao » wang yan, yang yao, gang yao
yang jui » yang judy, yang yi
yang xi » yang yi

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: wing yao ((((yang xi) OR (yang jui))) OR (yang di)) genome based key young ages ;~.
• Adding a wildcard symbol may retrieve word variants: wing yao ((((yang xi) or (yang jui))) or (yang di)) genome based key young ages ;*.