Perhaps you should try some spelling variations:
doanh ban » doanh bat, doanh van, doanh nhan
van doanh » toan doanh, van dong, van thanh
ban quan » van quan
sach ty » sach y, sach tu, sach thu
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
te sach » toc sach
ty hang » ly hang, ty xang, thi hang
quan te » quan he, quan ve, quang tue
ve cac » va cac, vien cac
ma hoi » mai hoi, me hoi, va hoi

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 ty hang ((((ma hoi) OR (ma hoa))) or (xa hoi)). hieu ve cac xuc van doanh ban quan te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty hang ((((ma hoi) OR (ma hoa))) OR (xa hoi)). hieu ve cac xuc van doanh ban quan te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty hang ((((ma hoi) OR (ma hoa))) or (xa hoi)). hieu ve cac xuc van doanh ban quan te".
• Adding a wildcard symbol may retrieve word variants: te sach ty hang ((((ma hoi) OR (ma hoa))) or (xa hoi)). hieu ve cac xuc van doanh ban quan te*.