Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
trung cao » truong cao, trung cap, trung co
thanh mau » thanh san, thanh hai, thanh ngu
ho chieu » theo chieu, doi chieu, mot chieu
han cong » phan cong, hang cong, hanh cong
cong san » cong tac
hanh mau » anh mau, hanh ma, hanh may
cao han » cao nhan, cao phan, cao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) sach - thanh trung cao han cong san ((thanh mau) or (hanh mau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - thanh trung cao han cong san ((thanh mau) OR (hanh mau)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sach - thanh trung cao han cong san ((thanh mau) or (hanh mau))*.