Perhaps you should try some spelling variations:
ban danh » ban doanh, ban hanh, ban dan
hieu van » hieu va, thien van, lieu va
cau xuc » cam xuc, cau luc, cau truc
ban anh » ban hanh, ban banh, bang anh
van cau » van dau, van hau, van chat
sach ky » sach y, sach ty, sach kem
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky
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 ky) or (sac ky)) nang xa hoi. hieu van cau xuc ((ban anh) OR (ban danh)) di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) nang xa hoi. hieu van cau xuc ((ban anh) OR (ban danh)) di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) nang xa hoi. hieu van cau xuc ((ban anh) OR (ban danh)) di cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sac ky)) nang xa hoi. hieu van cau xuc ((ban anh) OR (ban danh)) di cua tre*.