Perhaps you should try some spelling variations:
sach ky » sac ky, sach ty, sach kem
sach tu » sach thu, cach tu, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va, loc va
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: tu ((sach ky) or (((sach y) or (sach tu)))) nang xa hoi. hieu ve cam luc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (((sach y) OR (sach tu)))) nang xa hoi. hieu ve cam luc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (((sach y) or (sach tu)))) nang xa hoi. hieu ve cam luc va hanh vi cua tre*.