Talvez deva tentar algumas variações de ortografia:
computer cases » computer case (Expandir a Pesquisa), computer classes (Expandir a Pesquisa), computer caries (Expandir a Pesquisa)
l computer » il computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa)
neil camp » neil amy (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
clamp pcr » lamp pcr (Expandir a Pesquisa), clamp pcna (Expandir a Pesquisa), amp pcr (Expandir a Pesquisa)
pcr newts » pcr new (Expandir a Pesquisa), pcr next (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
j neil » _ neil (Expandir a Pesquisa), e neil (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 neil camp can new ) or ( j dna clamp pcr newts ))) or ( j l computer cases now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j neil camp can new ) OR ( j dna clamp pcr newts ))) OR ( j l computer cases now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j neil camp can new ) or ( j dna clamp pcr newts ))) or ( j l computer cases now ))*.