Talvez deva tentar algumas variações de ortografia:
method complex » methods complex (Expandir a Pesquisa), method coupled (Expandir a Pesquisa), method complexity (Expandir a Pesquisa)
complex metal » complex mental (Expandir a Pesquisa), complex metallic (Expandir a Pesquisa), complex medical (Expandir a Pesquisa)
combs colon » combs colin (Expandir a Pesquisa), combat colon (Expandir a Pesquisa), comb color (Expandir a Pesquisa)
carlos nora » carlos mora (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa)
colon need » common need (Expandir a Pesquisa), coli need (Expandir a Pesquisa), colon new (Expandir a Pesquisa)
metal nano » metallic nano (Expandir a Pesquisa)
en carlos » jaen carlos (Expandir a Pesquisa), gean carlos (Expandir a Pesquisa), chen carlos (Expandir a Pesquisa)
5 method » 5 methods (Expandir a Pesquisa), 5 methoxy (Expandir a Pesquisa), 5 methyl (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
e combs » sex combs (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 colon need ) or ((( 5 method complex metal nano ) or ( 7.5 nacl en carlos nora ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e combs colon need ) OR ((( 5 method complex metal nano ) OR ( 7.5 nacl en carlos nora )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs colon need ) or ((( 5 method complex metal nano ) or ( 7.5 nacl en carlos nora ))))*.