Perhaps you should try some spelling variations:
vay doanh » van doanh, ly doanh, voi doanh
doanh co » doanh cua, doanh va, anh co
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
hieu va » hieu qua
xuc vay » xuc hay
cua tre » cua te, cuu tre, cua triet
ha hoi » hoa hoi, ha noi, xa hoi
co cua » con cua, ca cua, cong cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky dang ha hoi. ((hieu va) OR (lieu va)) cam xuc vay doanh co cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky dang ha hoi. ((hieu va) or (lieu va)) cam xuc vay doanh co cua tre*.