Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
hanh ca » hanh cac, hanh cat, hanh cua
cua tre » cua te, cuu tre, dua tren
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
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: tu sac ky nang ma hoi. hieu va cac xuc va hanh ca ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ma hoi. hieu va cac xuc va hanh ca ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ma hoi. hieu va cac xuc va hanh ca ((cua tre) or (cua triet))*.