Perhaps you should try some spelling variations:
anh xquang » anh quang, anh quan, anh xuan
nhung cong » dung cong, thong cong, hang cong
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - ((nhanh quang) or (anh xquang)) cua nhung cong tan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((nhanh quang) OR (anh xquang)) cua nhung cong tan than cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((nhanh quang) or (anh xquang)) cua nhung cong tan than cau*.