Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu xanh » chieu xanh, hieu manh, hieu nganh
trinh cua » tinh cua, trinh luat, trinh quan
dung cong » dung trong
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
toan cau » toan tap, toan tai
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: doc hieu xanh - hanh trinh cua dung cong dan ((toan cau) or (((toan cao) or (toan ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh trinh cua dung cong dan ((toan cau) OR (((toan cao) OR (toan ban)))).
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - hanh trinh cua dung cong dan ((toan cau) or (((toan cao) or (toan ban))))*.