Perhaps you should try some spelling variations:
gain yang » dan yang, daun yang, tan yang
yan yuan » yan guan, fang yuan, nan yan
yang wen » yang dean, wang wei, yang fan
wen wang » wei wang, chen wang, weng fang
wang hay » eang hay, wang chau, dang hai
wan yan » nan yan, wai yan, wang yang
qian yi » qian yan
nan ya » nan yan, nana yaa

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: wan yan ((yan yuan) OR (((((wang yan) OR (nan ya))) OR (qian yi)))) gain yang wen wang hay ;~.
• Adding a wildcard symbol may retrieve word variants: wan yan ((yan yuan) or (((((wang yan) or (nan ya))) or (qian yi)))) gain yang wen wang hay ;*.