Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham thuc » nham thuc, pham thuc, tham thuc
thuc ban » thuoc ban, thuc dan, thu ban
ban hanh » ban hang
may hoi » may thoi, tay hoi, mai hoi
hieu va » lieu va, hieu qua
va cham » va chat, va tham
sac ky » cac ky
vi cua » vai cua, di 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 ((sai ky) or (sac ky)) mang may hoi. hieu va cham thuc ban hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sai ky) OR (sac ky)) mang may hoi. hieu va cham thuc ban hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sai ky) or (sac ky)) mang may hoi. hieu va cham thuc ban hanh vi cua triet*.