Talvez deva tentar algumas variações de ortografia:
dna computers » dna computer (Expandir a Pesquisa), rna computers (Expandir a Pesquisa), des computers (Expandir a Pesquisa)
computers can » computers _ (Expandir a Pesquisa)
big computers » via computers (Expandir a Pesquisa), using computers (Expandir a Pesquisa), mini computers (Expandir a Pesquisa)
a computers » a computer's (Expandir a Pesquisa), a computer (Expandir a Pesquisa), _ computers (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can newts (Expandir a Pesquisa), can near (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
a netb » a neto (Expandir a Pesquisa), _ netb (Expandir a Pesquisa), a neta (Expandir a Pesquisa)
a dna » _ dna (Expandir a Pesquisa)
j big » j bing (Expandir a Pesquisa), _ big (Expandir a Pesquisa), a big (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: (( a dna computers can now ) or ((( j a computers can netw ) or ( j big computers a netb ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a dna computers can now ) OR ((( j a computers can netw ) OR ( j big computers a netb )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a dna computers can now ) or ((( j a computers can netw ) or ( j big computers a netb ))))*.