Perhaps you should try some spelling variations:
genome based » gender based, home based
danish young » dairy young, danish out, david young
game based » home based, case based
wang yang » wang yan, wang liang, wang yanling
yang ying » yang yang, yang jing, huang ying
young men » young women
ying jin » yang jin, jing ji, yang jie

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 yang ying jin ((genome based) OR (game based)) danish young men ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ying jin ((genome based) or (game based)) danish young men ;*.