Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van thanh » ban thanh, van tuan
cham xuc » cam xuc, chat xuc, cham soc
va hanh » van hanh, va thanh, va danh
su sach » vu sach
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
so sach » so sanh, bo sach, co sach
va cham » va chat, va tham
y nang » ky nang, ly nang, v nang
vi cua » vai cua, di cua

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

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