Perhaps you should try some spelling variations:
phat xuc » chat xuc, phat xuat, phap xu
van dinh » van minh, van dich, va dinh
su sach » so sach, vu sach
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, vuc van
dinh vi » dinh ve, dinh viet, dinh tri
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (thu hoach)) ky ((nang xa) or (lang xa)) hoi. hieu va phat xuc van dinh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thu hoach)) ky ((nang xa) OR (lang xa)) hoi. hieu va phat xuc van dinh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thu hoach)) ky ((nang xa) or (lang xa)) hoi. hieu va phat xuc van dinh vi cua tre*.