Perhaps you should try some spelling variations:
dong hoa » dong hoc, dong co
hieu thi » sieu thi, hieu chi, hiep thi
cham xuc » cam xuc, cham soc, pham duc
chat xuc » chat huu, cam xuc, chao xu
van hanh » van thanh, ban hanh, van anh
chua tre » chua tri, cua tre, chua trieu
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
ty dong » tay dong, tu dong, ly dong
hoa hoi » khoa hoi, hoa hoc, hoa doi
vi chua » va chua, vi khuan, chi chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty dong hoa hoi. hieu thi ((cham xuc) or (chat xuc)) van hanh vi chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty dong hoa hoi. hieu thi ((cham xuc) OR (chat xuc)) van hanh vi chua tre.
• Adding a wildcard symbol may retrieve word variants: so sach ty dong hoa hoi. hieu thi ((cham xuc) or (chat xuc)) van hanh vi chua tre*.