Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
thong cong » trong cong, tong cong, thong thong
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
cong tap » cuong tap, cong tac, 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 (hoc hien)) xanh - thanh trung cua thong cong tap ((toan ban) OR (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc hien)) xanh - thanh trung cua thong cong tap ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (hoc hien)) xanh - thanh trung cua thong cong tap ((toan ban) OR (van ban))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc hien)) xanh - thanh trung cua thong cong tap ((toan ban) OR (van ban))*.