Perhaps you should try some spelling variations:
dang xay » dang van, van xay
tu sach » thu sach, su sach, te sach
hanh di » hanh vi, hanh de, hang di
va hanh » van hanh, va thanh, va danh
hieu va » lieu va, hieu qua
sach ky » sac ky, sach y, sach ty
sang ma » tang ma, nang ma, sang tao
nang xa » nang x, lang xa, nang ma
cau tre » cau tren, cau treo, cau tra
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
di cau » da cau, diem cau

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 ((((nang xa) or (sang ma))) or (dang xay)) hoi. hieu va cam xuc va hanh di cau tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((((nang xa) OR (sang ma))) OR (dang xay)) hoi. hieu va cam xuc va hanh di cau tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((((nang xa) or (sang ma))) or (dang xay)) hoi. hieu va cam xuc va hanh di cau tre*.