Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
te sach » toc sach
ty lang » tay lang, ty xang, tu lang
ty hang » ly hang, ty xang, thi hang
danh vi » hanh vi, dinh vi, danh di
va cam » va cham, va cac, va cao
xuc va » tuc va, luc va, xac va
vi cua » vai cua, di cua

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 lang) OR (ty hang)) xa hoi. lieu va cam ((xuc va) or (duc va)) danh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty lang) OR (ty hang)) xa hoi. lieu va cam ((xuc va) OR (duc va)) danh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty lang) OR (ty hang)) xa hoi. lieu va cam ((xuc va) or (duc va)) danh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ((ty lang) OR (ty hang)) xa hoi. lieu va cam ((xuc va) or (duc va)) danh vi cua triet*.