Talvez deva tentar algumas variações de ortografia:
dental computer » dental computed (Expandir a Pesquisa), digital computer (Expandir a Pesquisa), annual computer (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
nat camp » fat camp (Expandir a Pesquisa), cpt camp (Expandir a Pesquisa), ca2 camp (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (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)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)
j dna » _ dna (Expandir a Pesquisa), a dna (Expandir a Pesquisa), 1 dna (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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: (((( e nat camp can near ) or ( j dna clamp ar newts ))) or ( a dental computer a now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( e nat camp can near ) OR ( j dna clamp ar newts ))) OR ( a dental computer a now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e nat camp can near ) or ( j dna clamp ar newts ))) or ( a dental computer a now ))*.