Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
chat xuc » chat huu, chao xu, chat cua
thanh ca » thanh cha, thanh cac, thanh ha
dong hoa » dong hoc
cua tre » cua te, cuu tre, cua triet
hieu tu » chieu tu, hieu tuc, hien tu
sac ky » cac ky, sai ky
ca cua » co cua
so sac » so sach, so dac

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 hoa) or (dong co)) hoi. hieu tu ((chat xuc) or (cam xuc)) ban thanh ca cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sac ky ((dong hoa) OR (dong co)) hoi. hieu tu ((chat xuc) OR (cam xuc)) ban thanh ca cua tre.
• Adding a wildcard symbol may retrieve word variants: so sac ky ((dong hoa) or (dong co)) hoi. hieu tu ((chat xuc) or (cam xuc)) ban thanh ca cua tre*.