Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
dong hoc » dong co, dong luc
cham xuc » chat xuc, cham soc, pham duc
thanh va » thanh van, hanh va, thanh ha
ky dong » ly dong, ky dang, ky cong
hoc hoi » hoc khoi, hoc hoa, hoc noi
hieu tu » chieu tu, hieu tuc, hien tu
cua tre » cua te, cuu tre, cua triet
so sac » so sach, so dac
sac ky » cac ky, sai ky
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sac ky dong hoc hoi. hieu tu ((cham xuc) OR (cam xuc)) van thanh va cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sac ky dong hoc hoi. hieu tu ((cham xuc) OR (cam xuc)) van thanh va cua tre".
• Adding a wildcard symbol may retrieve word variants: so sac ky dong hoc hoi. hieu tu ((cham xuc) OR (cam xuc)) van thanh va cua tre*.