Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
tu sach » thu sach, su sach, te sach
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
va coc » va cuoc, va cac, va hoc
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((nuoc sach) or (tu sach))) or (so sach)) ky nang xa hoi. lieu va coc luc va hanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((nuoc sach) OR (tu sach))) OR (so sach)) ky nang xa hoi. lieu va coc luc va hanh vi cua vat.
• Adding a wildcard symbol may retrieve word variants: ((((nuoc sach) or (tu sach))) or (so sach)) ky nang xa hoi. lieu va coc luc va hanh vi cua vat*.