Talvez deva tentar algumas variações de ortografia:
metil complex » metal complex (Expandir a Pesquisa), metals complex (Expandir a Pesquisa), met complex (Expandir a Pesquisa)
complex tail » complex trait (Expandir a Pesquisa), complex task (Expandir a Pesquisa), complex thin (Expandir a Pesquisa)
carlos nunes » carlos nunez (Expandir a Pesquisa), santos nunes (Expandir a Pesquisa)
combs colon » combs colin (Expandir a Pesquisa), combat colon (Expandir a Pesquisa)
colon bonet » colon bolea (Expandir a Pesquisa), chacon bonet (Expandir a Pesquisa), colon signet (Expandir a Pesquisa)
tail bound » tail bond (Expandir a Pesquisa), rail bound (Expandir a Pesquisa), thiol bound (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
5 metil » 5 methyl (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 colon bonet ) or ((( 5 metil complex tail bound ) or ( 3.5 nacl kno carlos nunes ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs colon bonet ) OR ((( 5 metil complex tail bound ) OR ( 3.5 nacl kno carlos nunes )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs colon bonet ) or ((( 5 metil complex tail bound ) or ( 3.5 nacl kno carlos nunes ))))*.