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 some » complex snomed (Expandir a Pesquisa), complex score (Expandir a Pesquisa), complex soil (Expandir a Pesquisa)
carlos nejar » carlos negrao (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
gil carlos » gil campos (Expandir a Pesquisa)
some non » some new (Expandir a Pesquisa)
nacl gil » nacl kcl (Expandir a Pesquisa), nacl gum (Expandir a Pesquisa), nacl i (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
c new » a new (Expandir a Pesquisa), _ new (Expandir a Pesquisa), c neu (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 c new ) or ((( 5 methyl complex some non ) or ( 3 nacl gil carlos nejar ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs c new ) OR ((( 5 methyl complex some non ) OR ( 3 nacl gil carlos nejar )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs c new ) or ((( 5 methyl complex some non ) or ( 3 nacl gil carlos nejar ))))*.