Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
carlos nunes » carlos nunez (Expandir a Pesquisa), santos nunes (Expandir a Pesquisa)
combs coli » combs colin (Expandir a Pesquisa), combe colin (Expandir a Pesquisa)
trait bond » trait blood (Expandir a Pesquisa), trait bdd (Expandir a Pesquisa), trait body (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
coli need » coli new (Expandir a Pesquisa), coli nad (Expandir a Pesquisa), coli nrd (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)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
5 metal » 5 metil (Expandir a Pesquisa), 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 l combs coli need ) or ((( 5 metal complex trait bond ) or ( 3.5 nacl kno carlos nunes ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs coli need ) OR ((( 5 metal complex trait bond ) OR ( 3.5 nacl kno carlos nunes )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs coli need ) or ((( 5 metal complex trait bond ) or ( 3.5 nacl kno carlos nunes ))))*.