Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
thu sach » thuat sach, thuoc sach, thu hoach
hieu van » hieu va, thien van, lieu va
ho nang » thi nang, kha nang, cao nang
tu sach » su sach, te sach, tu cach
nam xuc » cam xuc, nam xua, nam thuc
va hanh » van hanh, va thanh, va danh
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) or (tu sach)) ho nang x hoi. hieu van nam xuc ((ban hanh) or (va hanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (tu sach)) ho nang x hoi. hieu van nam xuc ((ban hanh) OR (va hanh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (tu sach)) ho nang x hoi. hieu van nam xuc ((ban hanh) or (va hanh)) vi cua triet*.