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)
coombes john » coombs john (Expandir a Pesquisa), coombes jason (Expandir a Pesquisa), forbes john (Expandir a Pesquisa)
dhb complex » phb complex (Expandir a Pesquisa), gd1b complex (Expandir a Pesquisa), b complex (Expandir a Pesquisa)
concept nlo » concept new (Expandir a Pesquisa), concept cle (Expandir a Pesquisa), concept non (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
l coombes » k coombes (Expandir a Pesquisa), l coomber (Expandir a Pesquisa), m coombes (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
5 dhb » _ dhb (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 coombes john n ) or ((( 5 dhb complex concept nlo ) or ( 7.5 nacl semino carlos jara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l coombes john n ) OR ((( 5 dhb complex concept nlo ) OR ( 7.5 nacl semino carlos jara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coombes john n ) or ((( 5 dhb complex concept nlo ) or ( 7.5 nacl semino carlos jara ))))*.