Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, ho chieu, hoc hien
doi chieu » doi chi, ho chieu, mot chieu
trinh cua » tinh cua, trinh luat, trinh quan
cua thong » cua thuong, cua khong, cua tong
doc hieu » toc thieu, hoc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (((doi chieu) OR (doc hieu)))) xanh - hanh trinh cua thong cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (((doi chieu) OR (doc hieu)))) xanh - hanh trinh cua thong cong dan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (((doi chieu) OR (doc hieu)))) xanh - hanh trinh cua thong cong dan van ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (((doi chieu) OR (doc hieu)))) xanh - hanh trinh cua thong cong dan van ban*.