Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex tran » complex trans (Expandir a Pesquisa), complex tehran (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
mario carlos » mario carlo (Expandir a Pesquisa), rio carlos (Expandir a Pesquisa), julio carlos (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
combs icus » combs locus (Expandir a Pesquisa)
icus new » virus new (Expandir a Pesquisa), locus new (Expandir a Pesquisa), focus new (Expandir a Pesquisa)
tran ngo » tran ngoc (Expandir a Pesquisa), tran nho (Expandir a Pesquisa), tran nga (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
5 metal » 5 methyl (Expandir a Pesquisa)
nacl » natl (Expandir a Pesquisa), nac (Expandir a Pesquisa), nucl (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 icus new ) OR ((( 5 metal complex tran ngo ) OR ( 3.5 nacl mario carlos jara ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l combs icus new ) OR ((( 5 metal complex tran ngo ) OR ( 3.5 nacl mario carlos jara ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs icus new ) OR ((( 5 metal complex tran ngo ) OR ( 3.5 nacl mario carlos jara ))))*.