Perhaps you should try some spelling variations:
phuong hanh » phuong thanh, phuong anh, phuong danh
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
ban phuong » bang phuong, ban huong, van phuong
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
hanh han » hanh nhan, hanh phan, hanh san
cap ban » cap bang, can ban, cac ban
han cau » hang cau, phan cau, van cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo chieu)) tach - thanh trung cap ban phuong hanh han cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) tach - thanh trung cap ban phuong hanh han cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) tach - thanh trung cap ban phuong hanh han cau*.