Talvez deva tentar algumas variações de ortografia:
cloned complex » clone complex (Expandir a Pesquisa), closed complex (Expandir a Pesquisa), cloned complete (Expandir a Pesquisa)
complex genes » complex gene (Expandir a Pesquisa), complex genetic (Expandir a Pesquisa)
knopf carlos » prof carlos (Expandir a Pesquisa)
carlos noe » carlos noel (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa)
genes nif » genes nifh (Expandir a Pesquisa), genes nef (Expandir a Pesquisa), genes nirk (Expandir a Pesquisa)
a cloned » _ cloned (Expandir a Pesquisa)
7.2 natl » 7.2 nacl (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
c node » _ node (Expandir a Pesquisa), a node (Expandir a Pesquisa), c noda (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 l combs c node ) or ((( a cloned complex genes nif ) or ( 7.2 natl knopf carlos noe ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs c node ) OR ((( a cloned complex genes nif ) OR ( 7.2 natl knopf carlos noe )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs c node ) or ((( a cloned complex genes nif ) or ( 7.2 natl knopf carlos noe ))))*.