Perhaps you should try some spelling variations:
genome based » gender based, home based
game based » home based, case based
young get » young ages, young men, young age
young let » young men, young er, young fat
wing tan » wing ian, liang tan, hong tan
tan yang » dan yang, tan ying, tan yong
yang jui » yang judy, yang di, yang xi

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 tan yang jui ((genome based) OR (game based)) non ((young get) OR (young let)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing tan yang jui ((genome based) OR (game based)) non ((young get) or (young let)) ;~".
• Adding a wildcard symbol may retrieve word variants: wing tan yang jui ((genome based) OR (game based)) non ((young get) or (young let)) ;*.