Perhaps you should try some spelling variations:
su sach » vu sach
hanh va » hang va, hanh vi
va hanh » van hanh, va thanh, va danh
cam luc » cau luc
cuu tre » cua tre, cau tren, cau treo
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh
so sach » so sanh, bo sach, co sach
va cuu » va cau, va chu, va huu

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

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