Perhaps you should try some spelling variations:
hieu thien » hieu hien, chieu chien, dieu khien
thien sach » thien hach, dien sach, chieu sach
sach nuoc » sach duoc, cac nuoc, bach tuoc
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
danh vi » hanh vi, danh di, danh va
dinh vi » dinh ve, dinh viet, dinh tri
cua cu » cua chu, cua cau, cua su
x hoi » xa hoi, o hoi, x ho

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky nang x hoi. hieu thien sach nuoc va ((danh vi) OR (dinh vi)) cua cu~".
• Adding a wildcard symbol may retrieve word variants: so sach ky nang x hoi. hieu thien sach nuoc va ((danh vi) OR (dinh vi)) cua cu*.