Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
ban anh » ban hanh, ban banh, ban danh
xuc ban » duc ban, cuc ban, quoc ban
van cam » van nam, van lam, van cau
tu sach » thu sach, su sach, tu cach
nang xa » lang xa, nang ma, mang xa
te sach » toc sach
anh vi » hanh vi, anh va, anh ve
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: ((tu sach) OR (te sach)) ky ((nang xa) or (nang x)) hoi. hieu van cam xuc ban anh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky ((nang xa) OR (nang x)) hoi. hieu van cam xuc ban anh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (te sach)) ky ((nang xa) or (nang x)) hoi. hieu van cam xuc ban anh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (te sach)) ky ((nang xa) or (nang x)) hoi. hieu van cam xuc ban anh vi cua triet*.