Perhaps you should try some spelling variations:
known your » know your, knowing your, knock your
chen japan » chen jian, can japan, chen jean
fang yuan » wang yuhan, wang yan, meng yuan
yang yang » wang yang, wang yan
japan now » japan know
yan guan » gan guan, yan yuan, yang guang
li chen » yi chen, jui chen
wang » wing, lang

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 OR wan) ((((fang yuan) OR (yang yang))) OR (yan guan)) li chen japan now known your ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or wan) ((((fang yuan) or (yang yang))) or (yan guan)) li chen japan now known your ;*.