Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, bang cong, thanh cong
hang nong » thang long, han tong
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (hoc thieu)) xanh - thanh trung tuan ((hang cong) or (hang nong)) tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - thanh trung tuan ((hang cong) OR (hang nong)) tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - thanh trung tuan ((hang cong) or (hang nong)) tac toan cau*.