Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh dai » hanh tai, hanh dao, vanh dai
chat xuc » chat huu, cam xuc, chat cua
xa hanh » xa thanh, xa khanh, va hanh
su sach » so sach, vu sach
ly vang » ly hang, ly quang
hieu ve » hieu va, hieu van
ma hoi » mai hoi, xa hoi, ma hoa
ly van » le van, ly va, ly von

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ly vang) or (ly van)) ma hoi. hieu ve ((chat xuc) OR (chao xu)) xa hanh dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ly vang) OR (ly van)) ma hoi. hieu ve ((chat xuc) OR (chao xu)) xa hanh dai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ly vang) or (ly van)) ma hoi. hieu ve ((chat xuc) OR (chao xu)) xa hanh dai cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach ((ly vang) or (ly van)) ma hoi. hieu ve ((chat xuc) OR (chao xu)) xa hanh dai cua triet*.