Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
tan thanh » tran thanh, tang thanh, toan thanh
cong tan » cong tac, cong san, cong thanh

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) OR (chinh sach)) - hanh trung tuan nhung cong tan thanh san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sach) OR (chinh sach)) - hanh trung tuan nhung cong tan thanh san".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) OR (chinh sach)) - hanh trung tuan nhung cong tan thanh san*.