Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
sach thuc » cach thuc, sach thu, sach thue
thanh vi » hanh vi, thanh va, thanh ve
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
ve cac » va cac, vien cac
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, 5 hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach thuc hanh ((x hoi) or (x ho)). hieu ve cac xuc van thanh vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thuc hanh ((x hoi) OR (x ho)). hieu ve cac xuc van thanh vi cua viet*.