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
nhung cong » dung cong, thong cong, hang cong
trung cap » trung tam
cong dan » cong san, cong tan, huong dan
chan cao » chan cho, chat cao, chay cao

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