Perhaps you should try some spelling variations:
su sach » so sach, vu sach
hieu te » hieu ve, hien te, hieu he
va hanh » van hanh, va thanh, ban hanh
cu tren » tu tren, dua tren
y nang » ky nang, ly nang, v nang
te ban » te bao
ban so » ban do, ban co, ban bo
x hoi » xa hoi, o hoi, x ho
so va » so van, so vat, su va
vi cu » vi su, vi xu, vi du

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 te ban so va hanh vi cu tren~.
• Adding a wildcard symbol may retrieve word variants: su sach y nang x hoi. hieu te ban so va hanh vi cu tren*.