Perhaps you should try some spelling variations:
sach ty » sach tu, sach thu, xach tay
va hanh » van hanh, va thanh, va danh
cam tuc » cam xuc, cam tu, nam thuc
qua cam » qua cham, qua cac, qua ca
sang ma » tang ma, nang ma, sang tao
cuu tre » cua tre, cau tren, cau treo
sai ky » sac ky
ma hoi » mai hoi, xa hoi, ma hoa
tuc va » thuc va, truc va, tuc xa
vi cuu » vi luu, vinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((((sach ty) or (sach y))) or (sai ky)) sang ma hoi. hieu qua cam tuc va hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((((sach ty) OR (sach y))) OR (sai ky)) sang ma hoi. hieu qua cam tuc va hanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: su ((((sach ty) or (sach y))) or (sai ky)) sang ma hoi. hieu qua cam tuc va hanh vi cuu tre*.