Perhaps you should try some spelling variations:
dang xay » dang van, van xay
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
nam xuc » cam xuc, nam xua, nam thuc
xuc van » duc van, luc van, xuc ban
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
va nam » van nam, ha nam, va nay
di cua » dai cua, doi cua, de cua

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 ((nang xa) or (dang xay)) hoi. lieu va nam xuc van hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((nang xa) OR (dang xay)) hoi. lieu va nam xuc van hanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) or (dang xay)) hoi. lieu va nam xuc van hanh di cua tre*.