Perhaps you should try some spelling variations:
tong cong » trong cong, cong cong, dung cong
treo chu » theo chu, tho chu
chu nang » chuc nang, chua nang, cuu nang
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
hang ca » nang cao, hang tai, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: treo chu nang - nang ((hang ca) or (hang va)) tong cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: treo chu nang - nang ((hang ca) OR (hang va)) tong cong dan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: treo chu nang - nang ((hang ca) or (hang va)) tong cong dan ((toan cau) or (toan ban))*.