Perhaps you should try some spelling variations:
shi tong » shi cong, shi yong, zhi tong
you cong » yu cong, you doing, you chang
shi ong » shi cong, shi yong, shi song
ong you » ong yong
dao shi » jiao shi
tong ji » tong yi, tong si, zong ji
ji cong » jiu cong, yi cong, shi cong
yu dao » yu da, fu dao
yu de » yu da

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( yu de shi ong you cong shu. ) or ( yu dao shi tong ji cong shu. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( yu de shi ong you cong shu. ) OR ( yu dao shi tong ji cong shu. )).
• Adding a wildcard symbol may retrieve word variants: (( yu de shi ong you cong shu. ) or ( yu dao shi tong ji cong shu. ))*.