Perhaps you should try some spelling variations:
sang tao » hang tai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
hieu ve » hieu van
tao hai » tao dai, tao tai, tai hai
ky sang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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 ky sang tao hai. ((hieu ve) or (hieu va)) cam xuc va danh vi ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky sang tao hai. ((hieu ve) OR (hieu va)) cam xuc va danh vi ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: su sach ky sang tao hai. ((hieu ve) or (hieu va)) cam xuc va danh vi ((cua te) or (cua tu))*.