Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, cam xuc, chat cua
sach dao » lanh dao
hang xa » hoang xa, hang va, hang ca
sach lo » sach doi, sach hoi, sach moi
hieu ve » hieu va, hieu van
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: doc ((sach lo) OR (sach dao)) hang xa hoi. hieu ve ((chat xuc) or (chao xu)) van hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((sach lo) OR (sach dao)) hang xa hoi. hieu ve ((chat xuc) OR (chao xu)) van hanh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((sach lo) OR (sach dao)) hang xa hoi. hieu ve ((chat xuc) or (chao xu)) van hanh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: doc ((sach lo) OR (sach dao)) hang xa hoi. hieu ve ((chat xuc) or (chao xu)) van hanh vi cua triet*.