Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
xang x » nang x
ve cam » ve cham, ve cac, ve cai
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.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty xang x ho. hieu ((ve cam) or (va cam)) xuc ((va hanh) OR (va danh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang x ho. hieu ((ve cam) OR (va cam)) xuc ((va hanh) OR (va danh)) vi cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty xang x ho. hieu ((ve cam) or (va cam)) xuc ((va hanh) OR (va danh)) vi cua triet*".