Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
nhung hong » nhung chong, nhung huong, nhung phong
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung cap, dung cua
hong van » hoang van, thong van, phong van
van tuan » van quan, van ban, anh tuan
tuan cau » toan cau, quan cau, tuan cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh ((trung cua) or (trung tuan)) nhung hong van tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh ((trung cua) OR (trung tuan)) nhung hong van tuan cau*.