Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
complex tail » complex trait (Expandir a Pesquisa), complex task (Expandir a Pesquisa), complex thin (Expandir a Pesquisa)
carlos nojek » carlos nunez (Expandir a Pesquisa), carlos nunes (Expandir a Pesquisa), carlos nejar (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
john beena » john neena (Expandir a Pesquisa), john bernard (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
3.5 nucl » 3.5 nacl (Expandir a Pesquisa), 34.5 null (Expandir a Pesquisa), 3 nucl (Expandir a Pesquisa)
nucl kno » nacl kno (Expandir a Pesquisa), nucl eng (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
tail co » tail ca (Expandir a Pesquisa), tail cd (Expandir a Pesquisa), tail do (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 e combs john beena ) or ((( 5 methyl complex tail co ) or ( 3.5 nucl kno carlos nojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs john beena ) OR ((( 5 methyl complex tail co ) OR ( 3.5 nucl kno carlos nojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs john beena ) or ((( 5 methyl complex tail co ) or ( 3.5 nucl kno carlos nojek ))))*.