Talvez deva tentar algumas variações de ortografia:
metals coupled » metal coupled (Expandir a Pesquisa), metals complex (Expandir a Pesquisa), mutans coupled (Expandir a Pesquisa)
coupled stone » coupled histone (Expandir a Pesquisa), coupled bone (Expandir a Pesquisa), coupled state (Expandir a Pesquisa)
comps colin » compas colin (Expandir a Pesquisa), combs colin (Expandir a Pesquisa), coros colin (Expandir a Pesquisa)
diet carlos » diez carlos (Expandir a Pesquisa), diego carlos (Expandir a Pesquisa), diehl carlos (Expandir a Pesquisa)
stone cone » stone anne (Expandir a Pesquisa), stone coal (Expandir a Pesquisa), cone cone (Expandir a Pesquisa)
colin net » colin neil (Expandir a Pesquisa), colin n (Expandir a Pesquisa), colin n.a (Expandir a Pesquisa)
5 metals » 5 metal (Expandir a Pesquisa), 5 meters (Expandir a Pesquisa), 5 meta (Expandir a Pesquisa)
l comps » m comps (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 l comps colin net ) or ((( 5 metals coupled stone cone ) or ( 0.9 nacl diet carlos negrao ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comps colin net ) OR ((( 5 metals coupled stone cone ) OR ( 0.9 nacl diet carlos negrao )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps colin net ) or ((( 5 metals coupled stone cone ) or ( 0.9 nacl diet carlos negrao ))))*.