Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hanh tai » thanh tai, hang tai, han tai
hanh vai » hanh vi, hanh va, hanh van
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
tang xa » trang xa, tang ma, lang xa
ty tang » tay tang, ty xang, ty hang
cam lo » nam lo, cam ly, cam o

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ty tang xa hoi. hieu ve ((cham h'roi) or (cam lo)) va ((hanh vai) or (hanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ty tang xa hoi. hieu ve ((cham h'roi) OR (cam lo)) va ((hanh vai) OR (hanh tai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: thuat sach ty tang xa hoi. hieu ve ((cham h'roi) or (cam lo)) va ((hanh vai) or (hanh tai)) cua tre*.