Talvez deva tentar algumas variações de ortografia:
analog complex » analog computer (Expandir a Pesquisa), along complex (Expandir a Pesquisa), analyzing complex (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
carlos nava » carlos navarro (Expandir a Pesquisa), carlos eslava (Expandir a Pesquisa), carlos zavala (Expandir a Pesquisa)
trait ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), tra ngoc (Expandir a Pesquisa)
mno carlos » magno carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
combs ca » combs c (Expandir a Pesquisa), combs a (Expandir a Pesquisa), combs jan (Expandir a Pesquisa)
_ analog » _ anal (Expandir a Pesquisa)
nacl mno » nacl kno (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
ca new » ca net (Expandir a Pesquisa), aa new (Expandir a Pesquisa), cuba new (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 e combs ca new ) or ((( _ analog complex trait ngoc ) or ( 3.5 nacl mno carlos nava ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs ca new ) OR ((( _ analog complex trait ngoc ) OR ( 3.5 nacl mno carlos nava )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs ca new ) or ((( _ analog complex trait ngoc ) or ( 3.5 nacl mno carlos nava ))))*.