Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
su sach » so sach, vu sach
tang ma » mang may, tang van
hieu va » lieu va, hieu qua
xuc ban » duc ban, cuc ban, quoc ban
sach v » sach va, sach y, sach 2
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su sach v ((tang ma) OR (nang x)) hoi. hieu va cam xuc ban hanh vi cua triet~.
• Adding a wildcard symbol may retrieve word variants: su sach v ((tang ma) or (nang x)) hoi. hieu va cam xuc ban hanh vi cua triet*.