Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
weng fang » jing fang, wen wang
jia zhang » jie zhang, jia zhangke, xiao zhang
dan yang » daun yang, tan yang, wang yang
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.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wai yan) or (dong di)) dan yang yang ((weng fang) or (jia zhang)) kong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wai yan) OR (dong di)) dan yang yang ((weng fang) OR (jia zhang)) kong siu ;*.