Talvez deva tentar algumas variações de ortografia:
novel computer » novel complex (Expandir a Pesquisa)
nat clamp » dnan clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), new 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)
aided now » aided non (Expandir a Pesquisa), aided noma (Expandir a Pesquisa), aided n (Expandir a Pesquisa)
clamp m » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa), clamp a (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j novel » bj novel (Expandir a Pesquisa), j noel (Expandir a Pesquisa), j novella (Expandir a Pesquisa)
m near » nm near (Expandir a Pesquisa), m neary (Expandir a Pesquisa), em near (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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 nat clamp m near ) or ( j a clamp pcr newts ))) or ( j novel computer aided now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat clamp m near ) OR ( j a clamp pcr newts ))) OR ( j novel computer aided now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat clamp m near ) or ( j a clamp pcr newts ))) or ( j novel computer aided now ))*.