Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
thi nang » thi cong, ki nang, thi hanh
nang cho » nang chon, ngang cho, nang cao
minh di » minh ai, minh de, minh duc
cac xuc » cam xuc, chat xuc, cac cuoc
hieu ve » hieu va, hieu van
cho hoc » co hoc, khoa hoc
hoc anh » hoc nganh, hoc nhanh, ngoc anh
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: ((hoc sach) OR (hoc anh)) thi nang cho hoc. hieu ve ((cac xuc) OR (cac nuoc)) van minh di cua cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc sach) OR (hoc anh)) thi nang cho hoc. hieu ve ((cac xuc) or (cac nuoc)) van minh di cua cac~".
• Adding a wildcard symbol may retrieve word variants: ((hoc sach) OR (hoc anh)) thi nang cho hoc. hieu ve ((cac xuc) or (cac nuoc)) van minh di cua cac*.