Talvez deva tentar algumas variações de ortografia:
factor complexes » factor complex (Expandir a Pesquisa), receptor complexes (Expandir a Pesquisa)
complexes case » complexes based (Expandir a Pesquisa), complexes can (Expandir a Pesquisa), complexes co (Expandir a Pesquisa)
comoany carl » company car (Expandir a Pesquisa), company cars (Expandir a Pesquisa), company carlos (Expandir a Pesquisa)
mrna newly » verona newly (Expandir a Pesquisa)
comp mrna » comt mrna (Expandir a Pesquisa), omp mrna (Expandir a Pesquisa), comp maria (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
3.5 nucl » 3.5 nacl (Expandir a Pesquisa), 34.5 null (Expandir a Pesquisa), 3 nucl (Expandir a Pesquisa)
carl now » carl noah (Expandir a Pesquisa), carl n (Expandir a Pesquisa), carl co (Expandir a Pesquisa)
l comp » l comps (Expandir a Pesquisa), l como (Expandir a Pesquisa), l comper (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 comp mrna newly ) or ((( a factor complexes case new ) or ( 3.5 nucl comoany carl now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comp mrna newly ) OR ((( a factor complexes case new ) OR ( 3.5 nucl comoany carl now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comp mrna newly ) or ((( a factor complexes case new ) or ( 3.5 nucl comoany carl now ))))*.