Perhaps you should try some spelling variations:
genome based » gender based, home based
david young » david loundy
game based » home based, case based
young ages » young age
wing wang » ping wang, hong wang, wen wang
wang oman » lang roman, wang yan, wang ban
oman july » may july

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing wang oman july ((genome based) or (game based)) david young ages ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing wang oman july ((genome based) OR (game based)) david young ages ;.
• Adding a wildcard symbol may retrieve word variants: wing wang oman july ((genome based) or (game based)) david young ages ;*.