Talvez deva tentar algumas variações de ortografia:
computer causes » computer classes (Expandir a Pesquisa), computer courses (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
neil computer » il computer (Expandir a Pesquisa), serial computer (Expandir a Pesquisa), novel computer (Expandir a Pesquisa)
causes new » causes non (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
com can » com cana (Expandir a Pesquisa), com cant (Expandir a Pesquisa), com cal (Expandir a Pesquisa)
a com » e com (Expandir a Pesquisa), a cor (Expandir a Pesquisa), a cow (Expandir a Pesquisa)
1 dna » _ dna (Expandir a Pesquisa), a dna (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 a com can near ) or ( 1 dna clamp can newts ))) or ( j neil computer causes new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a com can near ) OR ( 1 dna clamp can newts ))) OR ( j neil computer causes new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a com can near ) or ( 1 dna clamp can newts ))) or ( j neil computer causes new ))*.