Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
knox carlos » knopf carlos (Expandir a Pesquisa), knox charles (Expandir a Pesquisa), knox carl (Expandir a Pesquisa)
carlos note » carlos noe (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa), carlos nobre (Expandir a Pesquisa)
trait ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (Expandir a Pesquisa)
nucl knox » nacl kno (Expandir a Pesquisa)
0.9 nucl » 0.9 nacl (Expandir a Pesquisa), 1.9 null (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
colin n » colin a (Expandir a Pesquisa), colin d (Expandir a Pesquisa), colin _ (Expandir a Pesquisa)
5 metal » 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 colin n ) or ((( 5 metal complex trait ngoc ) or ( 0.9 nucl knox carlos note ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs colin n ) OR ((( 5 metal complex trait ngoc ) OR ( 0.9 nucl knox carlos note )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs colin n ) or ((( 5 metal complex trait ngoc ) or ( 0.9 nucl knox carlos note ))))*.