Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
theo chieu » ho chieu, theo chu, thi chieu
hoc thieu » toc thieu, hoc hien
hanh hinh » hanh chinh, hanh tinh, hanh dinh
cua thong » cua thuong, cua khong, cua tong
cong tran » cong tan, cong tuan, cong toan
hinh cua » chinh cua, sinh cua, tinh cua
tran van » luan 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 thieu) or (((theo chieu) OR (theo tieu)))) xanh - hanh hinh cua thong cong tran van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (((theo chieu) OR (theo tieu)))) xanh - hanh hinh cua thong cong tran van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (((theo chieu) OR (theo tieu)))) xanh - hanh hinh cua thong cong tran van ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (((theo chieu) OR (theo tieu)))) xanh - hanh hinh cua thong cong tran van ban*.