Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh quan » tinh quang, trinh han
nhung cong » dung cong, thong cong, hang cong
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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 ((trinh quan) or (trinh luat)) nhung cong dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh ((trinh quan) OR (trinh luat)) nhung cong dan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh ((trinh quan) or (trinh luat)) nhung cong dan ((toan cao) or (toan ban))*.