Perhaps you should try some spelling variations:
ban hanh » ban hang
sach ky » sach y, sach ty, sach kem
nang ma » tang ma, sang ma, nang cao
cau luc » cau truc, cau phuc
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
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: te ((sach ky) OR (sac ky)) nang ma hoi. lieu va ((cam xuc) or (cau luc)) ban hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) nang ma hoi. lieu va ((cam xuc) OR (cau luc)) ban hanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) OR (sac ky)) nang ma hoi. lieu va ((cam xuc) or (cau luc)) ban hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) OR (sac ky)) nang ma hoi. lieu va ((cam xuc) or (cau luc)) ban hanh vi cua tre*.