Talvez deva tentar algumas variações de ortografia:
carlos nejar » carlos negrao (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
complex tres » complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa), complex tris (Expandir a Pesquisa)
set complex » set1 complex (Expandir a Pesquisa), yet complex (Expandir a Pesquisa), onset complex (Expandir a Pesquisa)
nabr carlos » najar carlos (Expandir a Pesquisa), nader carlos (Expandir a Pesquisa), mar carlos (Expandir a Pesquisa)
ms toombs » m coombs (Expandir a Pesquisa)
tres ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tien ngoc (Expandir a Pesquisa)
nacl nabr » nacl kbr (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa)
jason c » jason _ (Expandir a Pesquisa), jason a (Expandir a Pesquisa)
_ set » _ sex (Expandir a Pesquisa), _ sea (Expandir a Pesquisa)
j ms » j m (Expandir a Pesquisa), j ma (Expandir a Pesquisa), j mc (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 ms toombs jason c ) or ((( _ set complex tres ngoc ) or ( 0.9 nacl nabr carlos nejar ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j ms toombs jason c ) OR ((( _ set complex tres ngoc ) OR ( 0.9 nacl nabr carlos nejar )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j ms toombs jason c ) or ((( _ set complex tres ngoc ) or ( 0.9 nacl nabr carlos nejar ))))*.