Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
viec cam » viec lam, viec cua, viec va
tu sach » thu sach, su sach, tu cach
te sach » toc sach
ky dang » ky danh
xuc may » xuc hay, truc may, phuc may
tinh di » tinh doi, trinh di, tinh da
cuu tre » cua tre, cau tren, cau treo
di cuu » di cau, di cua, dinh cuu

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) or (te sach)) ((ky dang) OR (ky nang)) xa hoi. nhieu viec cam xuc may tinh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ((ky dang) OR (ky nang)) xa hoi. nhieu viec cam xuc may tinh di cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) ((ky dang) OR (ky nang)) xa hoi. nhieu viec cam xuc may tinh di cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ((ky dang) OR (ky nang)) xa hoi. nhieu viec cam xuc may tinh di cuu tre*.