Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tham soc » cham soc, tham nuoc, thai son
so sach » so sanh, bo sach, co sach
va danh » va dinh, va dan, va hanh
danh du » danh dau, danh tu, dinh du
ma hoi » mai hoi, ma hoa, me hoi
du cua » duy cua, dau cua, dum cua
nuoc » quoc, duoc, ngoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach _ sang ((ma hoi) or (xa hoi)). lieu va ((tham soc) or (nha nuoc)) va danh du cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach _ sang ((ma hoi) OR (xa hoi)). lieu va ((tham soc) OR (nha nuoc)) va danh du cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach _ sang ((ma hoi) or (xa hoi)). lieu va ((tham soc) or (nha nuoc)) va danh du cua triet*.