Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh lai » danh sai, gianh lai, dinh lam
lai cua » dai cua, hai cua, lai chau
va danh » va dinh, va dan, va hanh
sach ty » sach y, sach tu, sach thu
nang ma » tang ma, sang ma, nang cao
ma hoi » mai hoi, xa hoi, ma hoa
va cam » va cham, va cac, va cao
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach ty) or (sac ky)) nang ma hoi. hieu ((ve cam) OR (va cam)) duc va danh lai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sac ky)) nang ma hoi. hieu ((ve cam) OR (va cam)) duc va danh lai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ty) or (sac ky)) nang ma hoi. hieu ((ve cam) OR (va cam)) duc va danh lai cua triet".
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) or (sac ky)) nang ma hoi. hieu ((ve cam) OR (va cam)) duc va danh lai cua triet*.