Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
nang cau » nang cao, hang cau, nang dau
xuc van » duc van, luc van, xuc ban
su sach » vu sach
so sach » so sanh, bo sach, co sach
ve cac » va cac, vien cac
vi cua » vai cua, di cua
va cam » va cham, va cac, va cao

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) or (so sach)) ky nang cau hoi. hieu ((va cam) or (ve cac)) xuc van hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang cau hoi. hieu ((va cam) OR (ve cac)) xuc van hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky nang cau hoi. hieu ((va cam) or (ve cac)) xuc van hanh vi cua triet*.