Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
knopf carlos » prof carlos (Expandir a Pesquisa)
carlos nosek » carlos nojek (Expandir a Pesquisa), carlos noseda (Expandir a Pesquisa), carlos jose (Expandir a Pesquisa)
complex tal » complex tale (Expandir a Pesquisa), complex tail (Expandir a Pesquisa), complex tap (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
nacl knopf » nacl kno (Expandir a Pesquisa)
john net » john new (Expandir a Pesquisa), john neetu (Expandir a Pesquisa), john asnet (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
tal ngo » tal naor (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 john net ) or ((( 5 methyl complex tal ngo ) or ( 0.9 nacl knopf carlos nosek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs john net ) OR ((( 5 methyl complex tal ngo ) OR ( 0.9 nacl knopf carlos nosek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs john net ) or ((( 5 methyl complex tal ngo ) or ( 0.9 nacl knopf carlos nosek ))))*.