Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
ban danh » ban doanh, ban hanh, ban dan
ban banh » ban hanh, ban anh, ban thanh
cau luc » cau truc, cau phuc
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
sach ty » sach y, sach tu, sach thu
cau xuc » cam xuc, cau truc, chat xuc
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ty nang xa hoi. hieu van ((cau xuc) OR (cau luc)) ((ban banh) or (ban danh)) vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty nang xa hoi. hieu van ((cau xuc) OR (cau luc)) ((ban banh) OR (ban danh)) vai cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ty nang xa hoi. hieu van ((cau xuc) OR (cau luc)) ((ban banh) or (ban danh)) vai cuu tre*".