Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
bach tuoc » sach duoc
sach nuoc » sach duoc, cac nuoc, dich nuoc
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
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: tu sach ky nang x hoi. hieu viec ((bach tuoc) OR (sach nuoc)) va hanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang x hoi. hieu viec ((bach tuoc) OR (sach nuoc)) va hanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu viec ((bach tuoc) OR (sach nuoc)) va hanh vai cua tre*.