Perhaps you should try some spelling variations:
te sach » toc sach
cac ban » cac dan, cac van, can ban
cuc ban » cua ban, cuu ban, duc ban
xuc ban » duc ban, quoc ban, xuat ban
may hoi » may thoi, tay hoi, mai hoi
hieu ve » hieu va, hieu van
cua tuc » cua duc, cua tu, cua thuoc
ve cac » va cac, vien cac
sach v » sach va, sach y, sach 2
v mang » va mang, vat mang
vi cua » vai cua, di cua

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 v mang may hoi. hieu ve cac ((xuc ban) or (((cuc ban) OR (cac ban)))) hanh vi cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v mang may hoi. hieu ve cac ((xuc ban) OR (((cuc ban) OR (cac ban)))) hanh vi cua tuc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach v mang may hoi. hieu ve cac ((xuc ban) or (((cuc ban) OR (cac ban)))) hanh vi cua tuc".
• Adding a wildcard symbol may retrieve word variants: te sach v mang may hoi. hieu ve cac ((xuc ban) or (((cuc ban) OR (cac ban)))) hanh vi cua tuc*.