Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
vien cac » vien bach, vien dai, vien da
tu sach » thu sach, su sach, te sach
ty hang » ly hang, ty xang, thi hang
hang xa » hoang xa, hang va, hang ca
cua tre » cuu tre, cua triet, dua tren
sach ty » sach y, sach tu, sach thu
xa hanh » xa thanh, xa khanh, va hanh
cua te » cua tu
va cam » va cham, va cac, va cao

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 ty hang xa hoi. hieu ((vien cac) or (va cam)) tuc xa hanh vai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty hang xa hoi. hieu ((vien cac) OR (va cam)) tuc xa hanh vai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty hang xa hoi. hieu ((vien cac) or (va cam)) tuc xa hanh vai ((cua tre) or (cua te))*.