Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
hanh vai » hanh vi, hanh va, hanh tai
nang ma » tang ma, sang ma, mang may
hieu va » lieu va, hieu qua
tac luu » ta luu, tam luu, sach luu
luu ban » luu bang, luu van, luu dan
vai cua » dai cua, hai cua, lai cua
va tac » va cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky ((nang ma) or (nang cao)) hoi. hieu va tac luu ban hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky ((nang ma) OR (nang cao)) hoi. hieu va tac luu ban hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: tu cac ky ((nang ma) or (nang cao)) hoi. hieu va tac luu ban hanh vai cua triet*.