Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tham luu » tam luu, thanh luu, cham cuu
ban hanh » ban hang
hanh vai » hanh vi, hanh va, hanh tai
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
hieu va » hieu qua
luu ban » luu bang, luu van, luu dan
vai cua » dai cua, hai cua, lai cua

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 xa) OR (nang ma)) hoi. ((hieu va) or (lieu va)) tham luu ban hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky ((nang xa) OR (nang ma)) hoi. ((hieu va) OR (lieu va)) tham luu ban hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky ((nang xa) OR (nang ma)) hoi. ((hieu va) or (lieu va)) tham luu ban hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu cac ky ((nang xa) OR (nang ma)) hoi. ((hieu va) or (lieu va)) tham luu ban hanh vai cua triet*.