Perhaps you should try some spelling variations:
thanh than » thanh thanh, thanh thang, thanh toan
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, hieu ve
va thanh » gia thanh, ban thanh, va tinh
than cua » nhan cua, thai cua, ban cua
so sach » so sanh, co sach, hoc sach
bo sach » co sach, hoc sach
nang xa » nang x, lang xa, nang ma
xuc va » duc va, tuc va, luc va

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 (bo sach)) ky nang xa hoi. ((hieu van) or (lieu va)) bac xuc va thanh than cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (bo sach)) ky nang xa hoi. ((hieu van) OR (lieu va)) bac xuc va thanh than cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (bo sach)) ky nang xa hoi. ((hieu van) or (lieu va)) bac xuc va thanh than cua triet".
• Adding a wildcard symbol may retrieve word variants: ((so sach) OR (bo sach)) ky nang xa hoi. ((hieu van) or (lieu va)) bac xuc va thanh than cua triet*.