Perhaps you should try some spelling variations:
chih zhang » chih hang, china zhang, chin chang
zhang jeng » zhang jing, hang seng, zhang ming
yan huang » yang guang, yan liang, yan wang
jeng dong » eng hong, zeng doug
dong sign » dong sin, among sign, dong bin
yan guan » gan guan, yan yuan, yang guang

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: lang ((yan huang) OR (yan guan)) lin chih zhang jeng dong sign ;~.
• Adding a wildcard symbol may retrieve word variants: lang ((yan huang) or (yan guan)) lin chih zhang jeng dong sign ;*.