Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
thanh va » thanh van, hanh va, thanh ha
thanh ve » hanh ve, thanh vien, thanh van
thu sac » thu sach, thu san, thu xac
hieu vu » hieu va, hieu ve, hieu su
tang ha » lang ha, tang ma, trung ha
ky tang » ky nang, ky dang, kho tang
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky tang ha noi. hieu vu ((cham soc) or (chat xuc)) van ((thanh ve) or (thanh va)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky tang ha noi. hieu vu ((cham soc) OR (chat xuc)) van ((thanh ve) OR (thanh va)) cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sac ky tang ha noi. hieu vu ((cham soc) or (chat xuc)) van ((thanh ve) or (thanh va)) cua tre*.