Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
chieu sach » chinh sach, chieu sang, chieu xanh
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
huong van » huong dan, duong van, hong 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) OR (chiet tach)) - hanh ((trung cua) or (trung tuan)) nhung huong van tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chiet tach)) - hanh ((trung cua) OR (trung tuan)) nhung huong van tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) OR (chiet tach)) - hanh ((trung cua) or (trung tuan)) nhung huong van tuan cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) OR (chiet tach)) - hanh ((trung cua) or (trung tuan)) nhung huong van tuan cau*.