Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thieu sach » chieu sach, thien hach, hieu cach
van thuong » va thuong, van chuong, van phuong
hoc thieu » toc thieu, hoc hien
hanh tran » hanh trang, thanh tran, hanh tram
tran van » luan van
cong san » cong tac

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 sach - hanh tran van thuong cong san ((van ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh tran van thuong cong san ((van ban) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh tran van thuong cong san ((van ban) or (toan ban))*.