Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
ying chang » jin chang, yi chang, yin hang
bin zhang » binh thang, li zhang, jia zhang
yan wang » yuan wang, yang yang, qian wang
tong hui » wang hui
tan hua » tuan hua, wang hua, tan chia
di tong » hui tong, xin tong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan wang) or (yang guang)) ((ya hua) or (tan hua)) ((ying chang) or (bin zhang)) di tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (yang guang)) ((ya hua) OR (tan hua)) ((ying chang) OR (bin zhang)) di tong hui ;.
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yang guang)) ((ya hua) or (tan hua)) ((ying chang) or (bin zhang)) di tong hui ;*.