Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
trung cap » truong cao
hang cong » dang cong, hang nong, bang cong
ban thanh » ban hanh, ban hang
thanh lap » thanh san, phan lap, thanh hai
ho chieu » hoc thieu, doi chieu, mot chieu
cong ban » cong bang, cong san, cong tan

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 (ho chieu)) xanh - thanh ((trung cap) OR (trung tam)) hang cong ban thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - thanh ((trung cap) OR (trung tam)) hang cong ban thanh lap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (ho chieu)) xanh - thanh ((trung cap) OR (trung tam)) hang cong ban thanh lap*".