Talvez deva tentar algumas variações de ortografia:
complex concept » complex concepts (Expandir a Pesquisa), complex context (Expandir a Pesquisa), complex connects (Expandir a Pesquisa)
joint complex » joint computer (Expandir a Pesquisa)
medium carlos » medina carlos (Expandir a Pesquisa), medium carbon (Expandir a Pesquisa), ediu carlos (Expandir a Pesquisa)
coomber john » coombes john (Expandir a Pesquisa), cooper john (Expandir a Pesquisa), coombs john (Expandir a Pesquisa)
nacl medium » hcl medium (Expandir a Pesquisa)
carlos nara » carlos lara (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos jara (Expandir a Pesquisa)
l coomber » l cooper (Expandir a Pesquisa), k coombes (Expandir a Pesquisa)
john new » john agnew (Expandir a Pesquisa), john neil (Expandir a Pesquisa), john n (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l coomber john new ) OR ((( _ joint complex concept _ ) OR ( 0.9 nacl medium carlos nara ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coomber john new ) or ((( _ joint complex concept _ ) or ( 0.9 nacl medium carlos nara ))))*.