Perhaps you should try some spelling variations:
chuan data » chuan dato, human data, can data
zhong zhi » zhang zhi, zhong tai
dong can » dong cao, dong nan, congo can
data wan » dato wan, data what, data when
wan ming » kian ming, chan ming, yuan ming
hong ghi » hong g, hong hai
can say » can save

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong can say chuan data wan ming ((hong ghi) or (zhong zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong can say chuan data wan ming ((hong ghi) OR (zhong zhi)) ;*.