Perhaps you should try some spelling variations:
kho tang » cao tang
chat xuc » chat huu, cam xuc, chat cua
van hanh » van thanh, ban hanh, van anh
thu dai » thi dai, thu hai, thu tai
dai kho » dai khoa, dai tho, dai ho
tang ha » lang ha, tang ma, trung ha
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
ha hoi » hoa hoi, ha noi, xa hoi
vi cua » vai cua, di 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 dai kho tang ha hoi. hieu ve ((chat xuc) or (chao xu)) van hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu dai kho tang ha hoi. hieu ve ((chat xuc) OR (chao xu)) van hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: thu dai kho tang ha hoi. hieu ve ((chat xuc) or (chao xu)) van hanh vi cua tre*.