Talvez deva tentar algumas variações de ortografia:
method coupled » method compared (Expandir a Pesquisa)
coupled trinh » coupled ring (Expandir a Pesquisa), coupled thin (Expandir a Pesquisa), coupled twin (Expandir a Pesquisa)
combs folic » combs colin (Expandir a Pesquisa)
knot carlos » knopf carlos (Expandir a Pesquisa), enout carlos (Expandir a Pesquisa), knecht carlos (Expandir a Pesquisa)
trinh ngoc » trinh quoc (Expandir a Pesquisa), dinh ngoc (Expandir a Pesquisa), minh ngoc (Expandir a Pesquisa)
carlos noe » carlos noel (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa)
5 method » 5 methods (Expandir a Pesquisa), 05 method (Expandir a Pesquisa), 15 method (Expandir a Pesquisa)
nac knot » nara knot (Expandir a Pesquisa), nice knot (Expandir a Pesquisa), a knot (Expandir a Pesquisa)
e combs » sex combs (Expandir a Pesquisa)
folic m » colic m (Expandir a Pesquisa), golic m (Expandir a Pesquisa), folic _ (Expandir a Pesquisa)
3 nac » 3 nacl (Expandir a Pesquisa), _ nac (Expandir a Pesquisa), a nac (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 folic m ) OR ((( 5 method coupled trinh ngoc ) OR ( 3 nac knot carlos noe ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j e combs folic m ) OR ((( 5 method coupled trinh ngoc ) OR ( 3 nac knot carlos noe ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs folic m ) OR ((( 5 method coupled trinh ngoc ) OR ( 3 nac knot carlos noe ))))*.