Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, truong thanh
nhung cong » dung cong, thong cong, hang cong
tran thanh » ban thanh, van thanh, quan thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
tran tuan » tran xuan, tran quang, tranh luan
cong tran » cong tan, cong tuan, cong toan

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