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 tran » complex trans (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
nuno carlos » nino carlos (Expandir a Pesquisa), nunes carlos (Expandir a Pesquisa), bueno carlos (Expandir a Pesquisa)
carlos nava » carlos navarro (Expandir a Pesquisa), carlos eslava (Expandir a Pesquisa), carlos zavala (Expandir a Pesquisa)
gomes non » gomes nuno (Expandir a Pesquisa), gomes noll (Expandir a Pesquisa), gomes ney (Expandir a Pesquisa)
nacl nuno » nacl nano (Expandir a Pesquisa), nacl kno (Expandir a Pesquisa), nacl mno (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l gomes » l gomez (Expandir a Pesquisa)
non net » non nest (Expandir a Pesquisa), con net (Expandir a Pesquisa), anion net (Expandir a Pesquisa)
ngoc » ngo (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 gomes non net ) or ((( 5 methyl complex tran ngoc ) or ( 7.5 nacl nuno carlos nava ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l gomes non net ) OR ((( 5 methyl complex tran ngoc ) OR ( 7.5 nacl nuno carlos nava )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l gomes non net ) or ((( 5 methyl complex tran ngoc ) or ( 7.5 nacl nuno carlos nava ))))*.