Perhaps you should try some spelling variations:
relay chinese » real chinese, rural chinese
chinese jiao » chinese japan, chinese film, chinese a
china relay » china play, china real, china reza
tan china » tuan china, than china, can china
dong tan » hong tan, dong nan, dong yang
tan tan » tas tan, tin tan, tang tang

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong tan tan china relay chinese jiao ((cong shu) or (wang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong tan tan china relay chinese jiao ((cong shu) OR (wang zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: dong tan tan china relay chinese jiao ((cong shu) or (wang zhi)) ;*.