Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
trinh han » trinh quan
dung cong » dung trong
tran chau » tranh chap, tran huu
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
tran cau » toan cau, ran cau, tra cau
han cua » hang cua, nhan cua, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu tinh) or (chieu sach)) - trinh han cua dung cong san ((tran cau) or (tran chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (chieu sach)) - trinh han cua dung cong san ((tran cau) OR (tran chau)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (chieu sach)) - trinh han cua dung cong san ((tran cau) or (tran chau))*.