Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
dang xay » dang van, van xay
tu sach » thu sach, su sach, te sach
xa hanh » xa thanh, xa khanh, va hanh
va cham » va chat, va tham
sach ky » sac ky, sach y, sach ty
lang ha » long ha
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam

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 ky ((lang ha) or (dang xay)) hoi. hieu ((ve cam) or (va cham)) tuc xa hanh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((lang ha) OR (dang xay)) hoi. hieu ((ve cam) OR (va cham)) tuc xa hanh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((lang ha) or (dang xay)) hoi. hieu ((ve cam) or (va cham)) tuc xa hanh dai cua tre*.