Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer age (Expandir a Pesquisa), computer code (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
natl comp » al comp (Expandir a Pesquisa), natalia comp (Expandir a Pesquisa)
clamp ar » clamp a (Expandir a Pesquisa), clamp pcr (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
comp la » comps la (Expandir a Pesquisa)
la near » la negra (Expandir a Pesquisa), la neuro (Expandir a Pesquisa), la necro (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa), j natali (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 natl comp la near ) or ( j dna clamp ar newts ))) or ( j nail computer case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl comp la near ) OR ( j dna clamp ar newts ))) OR ( j nail computer case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl comp la near ) or ( j dna clamp ar newts ))) or ( j nail computer case now ))*.