Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
hoc chieu » hoc thieu, ho chieu, hoc hien
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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 chieu sach - hanh trung tuan nhung ((cong tan) OR (cong san)) ((toan tap) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung tuan nhung ((cong tan) OR (cong san)) ((toan tap) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung tuan nhung ((cong tan) OR (cong san)) ((toan tap) OR (toan ban))*.