Perhaps you should try some spelling variations:
chiet tach » chieu sach
chau tinh » cuu tinh, ha tinh, cua tinh
hanh manh » hanh mang, lanh manh, hoang manh
dung cong » dung trong
nhanh cau » nhanh cay, thanh chau, nhanh ha
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chiet tach) or (chau tinh)) - hanh manh cua dung cong tac ((nhanh cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (chau tinh)) - hanh manh cua dung cong tac ((nhanh cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (chau tinh)) - hanh manh cua dung cong tac ((nhanh cau) or (can cau))*.