Perhaps you should try some spelling variations:
doanh bat » danh bat, doanh tai, doanh va
doanh van » doan van, doanh va, doanh ban
cac thu » cach thuc, cac thoi
thu vay » thu va, tu vay, thuc vat
cua tre » cua te, cuu tre, cua triet
sach sy » sach ty, sach hay, sach nay
hieu ve » hieu va, hieu van
long ha » dong ha, cong ha, dong hoa
ha hoi » hoa hoi, ha noi, xa hoi
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach sy) OR (sach y)) long ha hoi. hieu ve cac thu vay ((doanh van) or (doanh bat)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach sy) OR (sach y)) long ha hoi. hieu ve cac thu vay ((doanh van) OR (doanh bat)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach sy) OR (sach y)) long ha hoi. hieu ve cac thu vay ((doanh van) or (doanh bat)) cua tre*".