Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
sach tay » sach hay, sach nay, sach tai
thai cua » than cua, tai cuc, tri cua
xach tay » canh tay
cham xuc » cam xuc, chat xuc, pham duc
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
lang ha » long ha
cua tre » cua te, cuu tre, cua triet
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach tay) or (xach tay)) lang ha hoi. hieu ve ((cham xuc) or (cham soc)) va hanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tay) OR (xach tay)) lang ha hoi. hieu ve ((cham xuc) OR (cham soc)) va hanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach tay) or (xach tay)) lang ha hoi. hieu ve ((cham xuc) or (cham soc)) va hanh thai cua tre*.