Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
chen than » chen tan, chen chuan, chen hao
yan yuan » yan guan, fang yuan, nan yan
than you » can you
li chen » yi chen, jui chen
you now » you know, you how, you grow
now our » how our, knew our

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yan yuan) or (yang guang)) li chen than you now our ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yan yuan) OR (yang guang)) li chen than you now our ;*.