Talvez deva tentar algumas variações de ortografia:
complex derived » complexes derived (Expandir a Pesquisa)
neto complex » neco complex (Expandir a Pesquisa), metro complex (Expandir a Pesquisa), lato complex (Expandir a Pesquisa)
carlos ayala » carlos adam (Expandir a Pesquisa)
combs john » coombs john (Expandir a Pesquisa), coombes john (Expandir a Pesquisa), hobbs john (Expandir a Pesquisa)
kbr carlos » dr carlos (Expandir a Pesquisa), mir carlos (Expandir a Pesquisa), mar carlos (Expandir a Pesquisa)
john net » john new (Expandir a Pesquisa), john neetu (Expandir a Pesquisa), john asnet (Expandir a Pesquisa)
nacl kbr » nacl nabr (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa), nacl kno (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
r neto » r netto (Expandir a Pesquisa), r newton (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 john net ) or ((( r neto complex derived n ) or ( 0.9 nacl kbr carlos ayala ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs john net ) OR ((( r neto complex derived n ) OR ( 0.9 nacl kbr carlos ayala )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs john net ) or ((( r neto complex derived n ) or ( 0.9 nacl kbr carlos ayala ))))*.