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), emilio carlos (Expandir a Pesquisa)
combat colon » combat covid (Expandir a Pesquisa), combat boot (Expandir a Pesquisa)
arto complex » art complex (Expandir a Pesquisa), cargo complex (Expandir a Pesquisa), warts complex (Expandir a Pesquisa)
carlos nardi » carlos menardi (Expandir a Pesquisa), carlos jardim (Expandir a Pesquisa), carlos neri (Expandir a Pesquisa)
colon new » colony new (Expandir a Pesquisa), color new (Expandir a Pesquisa), colon need (Expandir a Pesquisa)
concept a » concept _ (Expandir a Pesquisa)
a combat » _ combat (Expandir a Pesquisa)
a arto » a arte (Expandir a Pesquisa), a arturo (Expandir a Pesquisa), a artola (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 a combat colon new ) or ((( a arto complex concept a ) or ( 0.9 nacl semino carlos nardi ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j a combat colon new ) OR ((( a arto complex concept a ) OR ( 0.9 nacl semino carlos nardi )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j a combat colon new ) or ((( a arto complex concept a ) or ( 0.9 nacl semino carlos nardi ))))*.