Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methanol 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)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
tail ngoc » tai ngoc (Expandir a Pesquisa), tail non (Expandir a Pesquisa)
john net » john new (Expandir a Pesquisa), john neetu (Expandir a Pesquisa), john asnet (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (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 tail ngoc ) or ( 0.9 nacl kno carlos nojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs john net ) OR ((( 5 methyl complex tail ngoc ) OR ( 0.9 nacl kno carlos nojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs john net ) or ((( 5 methyl complex tail ngoc ) or ( 0.9 nacl kno carlos nojek ))))*.