Perhaps you should try some spelling variations:
thieu bien » thieu nien, tieu bieu, hien bien
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
bien cac » vien cac, dien cac, bien ca
sach ky » sach y, sach ty, sach kem
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
sac ky » cac ky, sai ky
ma hoi » mai hoi, ma hoa, me hoi
xuc va » duc va, tuc va, luc va

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 (xa hoi)). thieu bien cac xuc va hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) nang ((ma hoi) OR (xa hoi)). thieu bien cac xuc va hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (sac ky)) nang ((ma hoi) OR (xa hoi)). thieu bien cac xuc va hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sac ky)) nang ((ma hoi) OR (xa hoi)). thieu bien cac xuc va hanh vai cua triet*.