Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo chieu » theo tieu, theo chu, thi chieu
van thuong » va thuong, van chuong, van phuong
hanh tran » hanh trang, thanh tran, hanh tram
doan dieu » nhan dieu, dang dieu
toan dien » toan tien, toan tin
ho chieu » hoc thieu, doi chieu, mot chieu
tran van » luan van
cong tap » cuong tap, cong tac, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chieu)) xanh - hanh tran van thuong cong tap ((doan dieu) OR (toan dien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - hanh tran van thuong cong tap ((doan dieu) OR (toan dien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chieu)) xanh - hanh tran van thuong cong tap ((doan dieu) OR (toan dien))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - hanh tran van thuong cong tap ((doan dieu) OR (toan dien))*.