Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chiet tach, chieu sang, chieu xanh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban
lan anh » van anh, tuan anh
anh cua » manh cua, hanh cua, canh cua

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 tinh) or (((chieu sach) or (chinh sach)))) - lan anh cua nhung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (((chieu sach) OR (chinh sach)))) - lan anh cua nhung cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (((chieu sach) or (chinh sach)))) - lan anh cua nhung cong tan toan ban*.