Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
hoc sach » hoc sinh, hoc cac, hoc anh
va thanh » gia thanh, ban thanh, va tinh
cua viet » ca viet, hoa viet, cua dieu
sach ky » sac ky, sach y, sach ty
thi van » thi lan, thi hanh, thi nang
van bac » van ban, van bao, van hac
xuc va » duc va, tuc va, luc va
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ky nang x hoi. thi van bac xuc va thanh lap ((cua viet) or (cua vat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky nang x hoi. thi van bac xuc va thanh lap ((cua viet) OR (cua vat)).
• Adding a wildcard symbol may retrieve word variants: hoc sach ky nang x hoi. thi van bac xuc va thanh lap ((cua viet) or (cua vat))*.