Perhaps you should try some spelling variations:
nhung song » nhung cong, nhung bong, nhung chong
hanh doanh » hang doanh, chinh doanh, doanh doanh
theo tien » theo tieu, thuc tien, tien tien
doanh cua » doanh luan
cua nhung » va nhung
song van » hoang van, trong van, duong van
van tan » van tuan, van ban, van tai
tan tap » toan tap, han tap, tan tat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tien) OR (theo tcvn)) lang - hanh doanh cua nhung song van tan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo tien) OR (theo tcvn)) lang - hanh doanh cua nhung song van tan tap".
• Adding a wildcard symbol may retrieve word variants: ((theo tien) OR (theo tcvn)) lang - hanh doanh cua nhung song van tan tap*.