Talvez deva tentar algumas variações de ortografia:
computer code » computer model (Expandir a Pesquisa), computer models (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
compre can » compared can (Expandir a Pesquisa), complex can (Expandir a Pesquisa), comp can (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
l compre » l compere (Expandir a Pesquisa), la compre (Expandir a Pesquisa), y compre (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
clamp ar » clamp a (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
code now » code new (Expandir a Pesquisa), code non (Expandir a Pesquisa), code noir (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)

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 l compre can near ) OR ( j dna clamp ar newts ))) OR ( j nail computer code now ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j l compre can near ) OR ( j dna clamp ar newts ))) OR ( j nail computer code now ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l compre can near ) OR ( j dna clamp ar newts ))) OR ( j nail computer code now ))*.