Perhaps you should try some spelling variations:
bieu dac » biet dac, bieu dat, hieu dac
su triet » su viet, su tien, ve triet
sach ky » sach y, sach ty, sach kem
dac tuc » dao tuc
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, me hoi
tuc va » thuc va, truc va, tuc xa

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 ky) or (sac ky)) nang ((ma hoi) OR (ma hoa)). tieu bieu dac tuc va hanh va su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) nang ((ma hoi) OR (ma hoa)). tieu bieu dac tuc va hanh va su triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (sac ky)) nang ((ma hoi) OR (ma hoa)). tieu bieu dac tuc va hanh va su triet*".