Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
cua khong » hua khong, cua phuong, cua thuong
cong tac » cong ty
toan ban » van 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 sach - hanh trinh cua khong ((cong dong) or (((cong san) or (cong tac)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh trinh cua khong ((cong dong) OR (((cong san) OR (cong tac)))) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh trinh cua khong ((cong dong) or (((cong san) or (cong tac)))) toan ban*.