Talvez deva tentar algumas variações de ortografia:
carlos sobral » carlos souza (Expandir a Pesquisa), carlos soares (Expandir a Pesquisa), carlos seabra (Expandir a Pesquisa)
complex tres » complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa), complex tris (Expandir a Pesquisa)
ift complex » cst complex (Expandir a Pesquisa), joint complex (Expandir a Pesquisa), giant complex (Expandir a Pesquisa)
nano carlos » cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa), nuno carlos (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
john agnew » john bagnell (Expandir a Pesquisa)
tres ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tien ngoc (Expandir a Pesquisa)
nacl nano » nacl kno (Expandir a Pesquisa), nacl nabr (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
_ ift » _ ifn (Expandir a Pesquisa), _ ict (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 john agnew ) or ((( _ ift complex tres ngoc ) or ( 0.9 nacl nano carlos sobral ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs john agnew ) OR ((( _ ift complex tres ngoc ) OR ( 0.9 nacl nano carlos sobral )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs john agnew ) or ((( _ ift complex tres ngoc ) or ( 0.9 nacl nano carlos sobral ))))*.