Talvez deva tentar algumas variações de ortografia:
complex concept » complex concepts (Expandir a Pesquisa), complex context (Expandir a Pesquisa), complex connects (Expandir a Pesquisa)
combat colon » combat covid (Expandir a Pesquisa), combat boot (Expandir a Pesquisa)
hart complex » heart complex (Expandir a Pesquisa), hat complex (Expandir a Pesquisa), art complex (Expandir a Pesquisa)
nino carlos » cano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa), semino carlos (Expandir a Pesquisa)
carlos neri » carlos negrao (Expandir a Pesquisa), carlos giner (Expandir a Pesquisa), carlos nieto (Expandir a Pesquisa)
colon new » colony new (Expandir a Pesquisa), color new (Expandir a Pesquisa), column new (Expandir a Pesquisa)
concept a » concept _ (Expandir a Pesquisa)
nacl nino » nacl nano (Expandir a Pesquisa), nacl kno (Expandir a Pesquisa), nacl mno (Expandir a Pesquisa)
l combat » le combat (Expandir a Pesquisa), _ combat (Expandir a Pesquisa), a combat (Expandir a Pesquisa)
a hart » a hard (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 combat colon new ) or ((( a hart complex concept a ) or ( 3.5 nacl nino carlos neri ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combat colon new ) OR ((( a hart complex concept a ) OR ( 3.5 nacl nino carlos neri )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combat colon new ) or ((( a hart complex concept a ) or ( 3.5 nacl nino carlos neri ))))*.