Talvez deva tentar algumas variações de ortografia:
nair computer » rairo computer (Expandir a Pesquisa), brain computer (Expandir a Pesquisa), basic computer (Expandir a Pesquisa)
nacl compare » nacl compared (Expandir a Pesquisa), acl compared (Expandir a Pesquisa), penal compare (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
j units » c units (Expandir a Pesquisa), md units (Expandir a Pesquisa)
a netb » a neto (Expandir a Pesquisa), _ netb (Expandir a Pesquisa), a neta (Expandir a Pesquisa)
j nair » j narr (Expandir a Pesquisa), j nasr (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netz (Expandir a Pesquisa)
j nacl » m nacl (Expandir a Pesquisa), b nacl (Expandir a Pesquisa), j nail (Expandir a Pesquisa)
a nowe » a node (Expandir a Pesquisa), i nowe (Expandir a Pesquisa), ann nowe (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( j units computers a netb ) or ( j nair computer a netw ))) or ( j nacl compare a nowe ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j units computers a netb ) OR ( j nair computer a netw ))) OR ( j nacl compare a nowe )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j units computers a netb ) or ( j nair computer a netw ))) or ( j nacl compare a nowe ))*.