Perhaps you should try some spelling variations:
viec cac » viec cua, viec lam, viec va
vien cac » vien bach, vien dai, vien da
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
xa danh » va danh, dia danh, nam danh
danh vi » hanh vi, dinh vi, danh di
luu tre » luu tru, cuu tre, luy tre
vi luu » vi lua
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: "tu sach ky nang x hoi. hieu ((viec cac) OR (vien cac)) tuc xa danh vi luu tre~".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu ((viec cac) OR (vien cac)) tuc xa danh vi luu tre*.