Perhaps you should try some spelling variations:
hieu hien » bieu hien, dieu hien, chieu chien
nang tai » hang tai, tang tai, sang tai
van hanh » van thanh, ban hanh, van anh
thu sach » tu sach, thuat sach, thuoc sach
nang lai » mang lai, nang cai, nang hai
sach ty » sach y, sach tu, sach thu
cac xuc » cac nuoc, chat xuc, cac cuoc
hanh di » hanh vi, hanh de, hang di
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: thu sach ty ((nang lai) OR (nang tai)) hoi. hieu hien ((cac xuc) or (cam xuc)) van hanh di cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty ((nang lai) OR (nang tai)) hoi. hieu hien ((cac xuc) OR (cam xuc)) van hanh di cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ty ((nang lai) OR (nang tai)) hoi. hieu hien ((cac xuc) or (cam xuc)) van hanh di cua vat".
• Adding a wildcard symbol may retrieve word variants: thu sach ty ((nang lai) OR (nang tai)) hoi. hieu hien ((cac xuc) or (cam xuc)) van hanh di cua vat*.