Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
compr has » cpr has (Expandir a Pesquisa), computer has (Expandir a Pesquisa)
has never » have never (Expandir a Pesquisa), a never (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
la compr » la compra (Expandir a Pesquisa), la compre (Expandir a Pesquisa), la combe (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (Expandir a Pesquisa)
j dna » _ dna (Expandir a Pesquisa), a dna (Expandir a Pesquisa), 1 dna (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa), j da (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 la compr has never ) or ( j dna clamp a new ))) or ( j nail computer based now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j la compr has never ) OR ( j dna clamp a new ))) OR ( j nail computer based now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j la compr has never ) or ( j dna clamp a new ))) or ( j nail computer based now ))*.