Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cua » truong cua, trung cap, dung cua
bang cong » dang cong, bang song, hang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong san » cong tac
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - thanh ((trung cua) or (trung tuan)) bang cong san ((than cap) OR (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh ((trung cua) OR (trung tuan)) bang cong san ((than cap) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - thanh ((trung cua) or (trung tuan)) bang cong san ((than cap) OR (khan cap))".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh ((trung cua) or (trung tuan)) bang cong san ((than cap) OR (khan cap))*.