Perhaps you should try some spelling variations:
van nang » van quang, van ban, van dong
ban hanh » ban hang
te sach » toc sach
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
xuc ban » duc ban, cuc ban, quoc ban
cua tuc » cua duc, cua tu, cua thuoc
v nang » va nang, vu nang, voi nang
ma hoi » mai hoi, xa hoi, ma hoa
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 nang) or (van nang)) ma hoi. hieu va cac xuc ban hanh vi cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((v nang) OR (van nang)) ma hoi. hieu va cac xuc ban hanh vi cua tuc.
• Adding a wildcard symbol may retrieve word variants: te sach ((v nang) or (van nang)) ma hoi. hieu va cac xuc ban hanh vi cua tuc*.