Talvez deva tentar algumas variações de ortografia:
method coupled » method compared (Expandir a Pesquisa)
coupled trad » coupled trade (Expandir a Pesquisa), coupled strand (Expandir a Pesquisa), coupled trans (Expandir a Pesquisa)
knot carlos » knopf carlos (Expandir a Pesquisa), enout carlos (Expandir a Pesquisa), knotz carlo (Expandir a Pesquisa)
carlos lara » carlos lima (Expandir a Pesquisa), carlos lazaro (Expandir a Pesquisa), carlos lessa (Expandir a Pesquisa)
com teach » co teach (Expandir a Pesquisa), coli teach (Expandir a Pesquisa), from teach (Expandir a Pesquisa)
teach new » teaching new (Expandir a Pesquisa)
nacl knot » nacl kno (Expandir a Pesquisa), nacl mno (Expandir a Pesquisa), nacl npt (Expandir a Pesquisa)
5 method » 5 methods (Expandir a Pesquisa), 5 methoxy (Expandir a Pesquisa), 5 methyl (Expandir a Pesquisa)
trad ngo » tran ngo (Expandir a Pesquisa), tram ngo (Expandir a Pesquisa), trad hugo (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 com teach new ) or ((( 5 method coupled trad ngo ) or ( 3.5 nacl knot carlos lara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e com teach new ) OR ((( 5 method coupled trad ngo ) OR ( 3.5 nacl knot carlos lara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e com teach new ) or ((( 5 method coupled trad ngo ) or ( 3.5 nacl knot carlos lara ))))*.