Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
ray computer » ray computed (Expandir a Pesquisa), uy computer (Expandir a Pesquisa)
compass can » compass a (Expandir a Pesquisa), company can (Expandir a Pesquisa), compass ion (Expandir a Pesquisa)
a compass » _ compass (Expandir a Pesquisa), a compact (Expandir a Pesquisa), a company (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
a dna » _ dna (Expandir a Pesquisa)
h ray » x ray (Expandir a Pesquisa), h ras (Expandir a Pesquisa), _ ray (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 compass can near ) or ( a dna clamp a newts ))) or ( h ray computer case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a compass can near ) OR ( a dna clamp a newts ))) OR ( h ray computer case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a compass can near ) or ( a dna clamp a newts ))) or ( h ray computer case new ))*.