Talvez deva tentar algumas variações de ortografia:
method complex » methods complex (Expandir a Pesquisa), method coupled (Expandir a Pesquisa), method complexity (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)
15 method » 15 methyl (Expandir a Pesquisa), 5 methods (Expandir a Pesquisa)
icus new » virus new (Expandir a Pesquisa), locus new (Expandir a Pesquisa), focus new (Expandir a Pesquisa)
than ngo » thang ngo (Expandir a Pesquisa), thanh ngo (Expandir a Pesquisa), thuan ngo (Expandir a Pesquisa)
e combs » sex combs (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 e combs icus new ) or ((( 15 method complex than ngo ) or ( 3.5 nacl mario carlos jara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs icus new ) OR ((( 15 method complex than ngo ) OR ( 3.5 nacl mario carlos jara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs icus new ) or ((( 15 method complex than ngo ) or ( 3.5 nacl mario carlos jara ))))*.