Perhaps you should try some spelling variations:
hanh xua » hanh sua, hanh cua, hanh xu
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
hieu ve » hieu van
hieu va » lieu va, hieu qua
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, va danh
y nang » ky nang, ly nang, v nang
luc va » duc va, tuc va, loc va
xua va » xuat va, vua va, sua va
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: su sach y nang x hoi. ((hieu ve) or (hieu va)) cam luc va hanh xua va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang x hoi. ((hieu ve) OR (hieu va)) cam luc va hanh xua va triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang x hoi. ((hieu ve) or (hieu va)) cam luc va hanh xua va triet*.