Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
luan chung » luan chinh
hoc thieu » toc thieu, hoc hien
thi hieu » thi chieu, thi hien, thi dieu
cong dan » cong san, cong tan, cong dong
can ban » van ban, toan ban

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

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