Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hanh loi » thanh loi, hanh noi, hang loi
cau treo » cau theo, cau tren, cau triet
sach ky » sac ky, sach y, sach ty
nang xa » lang xa, mang xa, ang xa
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
loi cau » loi ca, hoi cau, loi can
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ky ((((nang xa) OR (nang x))) or (nang ma)) hoi. hieu va cam xuc va hanh loi cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky ((((nang xa) OR (nang x))) OR (nang ma)) hoi. hieu va cam xuc va hanh loi cau treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ky ((((nang xa) OR (nang x))) or (nang ma)) hoi. hieu va cam xuc va hanh loi cau treo".
• Adding a wildcard symbol may retrieve word variants: thuat sach ky ((((nang xa) OR (nang x))) or (nang ma)) hoi. hieu va cam xuc va hanh loi cau treo*.