Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
hanh dinh » thanh dinh, hinh dinh, hanh tinh
hang cong » dang cong, hang nong, bang cong
dinh cuu » dinh chi
lang van » dang van, tang van, hoang van
van hanh » van thanh, ban hanh, van anh

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 dinh cuu ((thong cong) or (hang cong)) lang van hanh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh dinh cuu ((thong cong) OR (hang cong)) lang van hanh*.