Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
thu sach » tu sach, thuat sach, thuoc sach
su triet » su viet, su tien, ve triet
lang xa » lang ha, dang xay, lang van
va cham » va chat, va tham
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y ((nang x) or (lang xa)) hoi. lieu va cham soc va danh vi ((cua triet) OR (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y ((nang x) OR (lang xa)) hoi. lieu va cham soc va danh vi ((cua triet) OR (su triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach y ((nang x) or (lang xa)) hoi. lieu va cham soc va danh vi ((cua triet) OR (su triet))*".