Perhaps you should try some spelling variations:
change sein » change seen, change seeing, change spain
tuan china » wuhan china, can china, taiwan china
wang yang » wang yan, wang liang, wang yanling
sein dann » sein kann, sein das, bin dann
dong hua » wang hua, tong hui, dong hoi
dann hai » dang hai, dann hat, dann kam
tan hua » tuan hua, wang hua, tan chia

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 yang ((dong hua) OR (((tan hua) OR (tuan china)))) championing change sein dann hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ((dong hua) or (((tan hua) or (tuan china)))) championing change sein dann hai ;*.