Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
chih zhang » chih hang, china zhang, chin chang
zhang jeng » zhang jing, hang seng, zhang ming
yan huang » yan guan, yan liang, yan wang
jeng dong » eng hong, zeng doug
dong sign » dong sin, among sign, dong bin
wang » wing, wan, 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 ((yan huang) OR (yang guang)) lin chih zhang jeng dong sign ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yan huang) or (yang guang)) lin chih zhang jeng dong sign ;*.