Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cao » truong dai
thong cong » trong cong, tong cong, thong thong
trung cap » trung tam
thanh lap » phan lap, thanh hai, thanh van
cong dan » cong san, cong tan, huong dan

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 xanh - thanh ((trung cap) or (truong cao)) thong cong dan ((thanh lap) OR (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh ((trung cap) OR (truong cao)) thong cong dan ((thanh lap) OR (thanh san)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh ((trung cap) or (truong cao)) thong cong dan ((thanh lap) OR (thanh san))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh ((trung cap) or (truong cao)) thong cong dan ((thanh lap) OR (thanh san))*.