Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
ban hanh » ban hang
cac cuoc » cac nuoc, ca cuoc, cac quoc
sach te » sach tet, sach de, sach tu
hanh di » hanh vi, hanh de, hang di
cua cau » cua cac, cua chu, cua cay
cac xuc » cac nuoc, chat xuc, cac quoc
hieu ve » hieu va, hieu van
ngan co » nganh co, ngon co, nhan co
te ngan » tu ngan, tai ngan
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach te ngan co hoc. hieu ve ((((cac xuc) OR (cac cuoc))) or (cam xuc)) ban hanh di cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach te ngan co hoc. hieu ve ((((cac xuc) OR (cac cuoc))) OR (cam xuc)) ban hanh di cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach te ngan co hoc. hieu ve ((((cac xuc) OR (cac cuoc))) or (cam xuc)) ban hanh di cua cau*".