Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
qua cham » qua hai, qua cac, va cham
duc manh » suc manh, duc anh, duc minh
cau treo » cau theo, cau tren, cau triet
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
xuc van » duc van, luc van, vuc van
vi cau » va cau, ve cau, di cau

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 qua cham ((((xuc van) or (thuc vat))) or (duc manh)) hanh vi cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty nang xa hoi. hieu qua cham ((((xuc van) OR (thuc vat))) OR (duc manh)) hanh vi cau treo.
• Adding a wildcard symbol may retrieve word variants: thu sach ty nang xa hoi. hieu qua cham ((((xuc van) or (thuc vat))) or (duc manh)) hanh vi cau treo*.