Perhaps you should try some spelling variations:
toc cach » hoc cach, toc sach, truoc cach
sang cho » dung cho, sang tao, dong cho
van hanh » van thanh, ban hanh, van anh
cac xuc » cac nuoc, chat xuc, cac cuoc
hanh di » hanh vi, hanh de, hang di
cua cau » cua cac, cua chu, cua cay
cach tu » cach thuc
hieu ve » hieu va, hieu van
di cua » dai cua, doi cua, de 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: toc cach tu ((sang cho) OR (danh cho)) hoc. hieu ve ((cac xuc) OR (cam xuc)) van hanh di cua cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc cach tu ((sang cho) OR (danh cho)) hoc. hieu ve ((cac xuc) or (cam xuc)) van hanh di cua cau~".
• Adding a wildcard symbol may retrieve word variants: toc cach tu ((sang cho) OR (danh cho)) hoc. hieu ve ((cac xuc) or (cam xuc)) van hanh di cua cau*.