Perhaps you should try some spelling variations:
dong thanh » truong thanh
nhung dong » nhung don, nhung cong, nhung dung
thanh toan » thanh hoa, thanh san, tinh toan
cua nhung » va nhung
theo doc » theo doi, theo dong, theo duoi
theo don » theo dong, theo doi, theo duong
anh mang » hanh mang, anh bang, anh dang
mang cua » manh cua, dung cua, ban cua
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo doc) OR (theo don)) sach - anh mang cua nhung dong thanh toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo doc) OR (theo don)) sach - anh mang cua nhung dong thanh toan tap".
• Adding a wildcard symbol may retrieve word variants: ((theo doc) OR (theo don)) sach - anh mang cua nhung dong thanh toan tap*.