Talvez deva tentar algumas variações de ortografia:
carlos patricio » carlos mauricio (Expandir a Pesquisa), carla patricia (Expandir a Pesquisa), carlos palacio (Expandir a Pesquisa)
complex tracks » complex traces (Expandir a Pesquisa), complex traits (Expandir a Pesquisa), complex tasks (Expandir a Pesquisa)
metal complex » metal complexes (Expandir a Pesquisa)
tracks image » track image (Expandir a Pesquisa), trace image (Expandir a Pesquisa), tracks age (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
combs con » combs colin (Expandir a Pesquisa), combs john (Expandir a Pesquisa), combs cody (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
con net » con nee (Expandir a Pesquisa), non net (Expandir a Pesquisa), upon net (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 e combs con net ) or ((( 5 metal complex tracks image ) or ( 3.5 nacl kno carlos patricio ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs con net ) OR ((( 5 metal complex tracks image ) OR ( 3.5 nacl kno carlos patricio )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs con net ) or ((( 5 metal complex tracks image ) or ( 3.5 nacl kno carlos patricio ))))*.