Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thanh tinh » thanh binh, than kinh, thanh tung
nhanh tinh » nhanh thanh, nhan sinh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
cua trong » cua truong, cua trung, qua trong
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac

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 - ((thanh tinh) or (((nhanh tinh) or (hanh trinh)))) cua trong cong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((thanh tinh) OR (((nhanh tinh) OR (hanh trinh)))) cua trong cong tan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((thanh tinh) or (((nhanh tinh) or (hanh trinh)))) cua trong cong tan than cap*.