Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thanh tinh » thanh binh, nhanh tinh, than kinh
khong cong » thong cong, khong cang, chong cong
cua khong » hua khong, cua phuong, cua thuong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tac » cong ty
tac hanh » tac thanh, tac danh, sac hanh
hanh cap » hanh cac, hanh cat, hanh cad

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)) sach - ((thanh tinh) or (nhan sinh)) cua khong cong tac hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - ((thanh tinh) OR (nhan sinh)) cua khong cong tac hanh cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) sach - ((thanh tinh) or (nhan sinh)) cua khong cong tac hanh cap".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) sach - ((thanh tinh) or (nhan sinh)) cua khong cong tac hanh cap*.