Perhaps you should try some spelling variations:
te sach » toc sach
sach ky » sac ky, sach y, sach ty
mang xa » lang xa, mang may, dang xay
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
va tinh » may tinh
tinh ve » trinh ve, tinh ven, dinh ve
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky ((mang xa) OR (nang x)) hoi. hieu va cac xuc va tinh ve cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((mang xa) OR (nang x)) hoi. hieu va cac xuc va tinh ve cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((mang xa) OR (nang x)) hoi. hieu va cac xuc va tinh ve cua tre*.