Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh tap » thanh lap, thanh tai, thanh tay
tap cua » tap quan, tiep cua
cac ban » cac dan, cac van, can ban
cuc ban » cua ban, cuu ban, duc ban
so sach » bo sach, co sach, hoc sach
so sanh » do sanh
lang xa » lang ha, dang xay, lang van
y lang » o lang, _ lang, tay lang

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) OR (so sanh)) y lang xa hoi. lieu va cac ((cuc ban) or (cac ban)) thanh tap cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) y lang xa hoi. lieu va cac ((cuc ban) OR (cac ban)) thanh tap cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (so sanh)) y lang xa hoi. lieu va cac ((cuc ban) or (cac ban)) thanh tap cua triet".
• Adding a wildcard symbol may retrieve word variants: ((so sach) OR (so sanh)) y lang xa hoi. lieu va cac ((cuc ban) or (cac ban)) thanh tap cua triet*.