Talvez deva tentar algumas variações de ortografia:
complex concept » complex concepts (Expandir a Pesquisa), complex context (Expandir a Pesquisa), complex connects (Expandir a Pesquisa)
coombes john » coombs john (Expandir a Pesquisa), coombes jason (Expandir a Pesquisa), forbes john (Expandir a Pesquisa)
ift complex » cst complex (Expandir a Pesquisa), joint complex (Expandir a Pesquisa), giant complex (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
john agnew » john bagnell (Expandir a Pesquisa)
mno carlos » magno carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
k coombes » l coomber (Expandir a Pesquisa)
nacl mno » nacl kno (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa)
_ ift » _ ifn (Expandir a Pesquisa), _ ict (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 k coombes john agnew ) or ((( _ ift complex concept _ ) or ( 0.9 nacl mno carlos jara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j k coombes john agnew ) OR ((( _ ift complex concept _ ) OR ( 0.9 nacl mno carlos jara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j k coombes john agnew ) or ((( _ ift complex concept _ ) or ( 0.9 nacl mno carlos jara ))))*.