Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
weng fang » jing fang, wen wang
tan yang » dan yang, tan ying, tan yong
jia fang » xia fang, jia zhang, jing fang
kong siu » kong eiu, wong siu, dong sin
wai yan » wang yan, wei yang
dong di » dong sin

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: ((wai yan) OR (dong di)) tan yang yang ((weng fang) OR (jia fang)) kong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wai yan) or (dong di)) tan yang yang ((weng fang) or (jia fang)) kong siu ;*.