Talvez deva tentar algumas variações de ortografia:
complex concept » complex concepts (Expandir a Pesquisa), complex context (Expandir a Pesquisa), complex connects (Expandir a Pesquisa)
semino carlos » serrano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa), solano carlos (Expandir a Pesquisa)
most complex » most complete (Expandir a Pesquisa), cst complex (Expandir a Pesquisa), foot complex (Expandir a Pesquisa)
carlos nadh » carlos nardi (Expandir a Pesquisa), carlos nadaf (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
comps john » copps john (Expandir a Pesquisa), combs john (Expandir a Pesquisa), combes john (Expandir a Pesquisa)
concept a » concept _ (Expandir a Pesquisa)
john new » john agnew (Expandir a Pesquisa), john neil (Expandir a Pesquisa), john n (Expandir a Pesquisa)
0.9 nacl » 3.5 nacl (Expandir a Pesquisa)
l comps » m comps (Expandir a Pesquisa)
5 most » 25 most (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 comps john new ) or ((( 5 most complex concept a ) or ( 0.9 nacl semino carlos nadh ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comps john new ) OR ((( 5 most complex concept a ) OR ( 0.9 nacl semino carlos nadh )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps john new ) or ((( 5 most complex concept a ) or ( 0.9 nacl semino carlos nadh ))))*.