Talvez deva tentar algumas variações de ortografia:
methanol cobalt » methane cobalt (Expandir a Pesquisa), ethane cobalt (Expandir a Pesquisa), metal cobalt (Expandir a Pesquisa)
semino carlos » serrano carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa), solano carlos (Expandir a Pesquisa)
cobalt thinh » cobalt thin (Expandir a Pesquisa), cobalt tin (Expandir a Pesquisa), cobalt trial (Expandir a Pesquisa)
carlos nora » carlos mora (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa)
o methanol » _ methanol (Expandir a Pesquisa), a methanol (Expandir a Pesquisa), 80 methanol (Expandir a Pesquisa)
thinh ngoc » thanh ngoc (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa), thinh ngo (Expandir a Pesquisa)
combs con » combs colin (Expandir a Pesquisa), combs john (Expandir a Pesquisa), combs cody (Expandir a Pesquisa)
m combs » m coombs (Expandir a Pesquisa), e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa)
con new » icon new (Expandir a Pesquisa), con nee (Expandir a Pesquisa), con net (Expandir a Pesquisa)
nacl » natl (Expandir a Pesquisa), nac (Expandir a Pesquisa), nucl (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 m combs con new ) OR ((( o methanol cobalt thinh ngoc ) OR ( m nacl semino carlos nora ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j m combs con new ) OR ((( o methanol cobalt thinh ngoc ) OR ( m nacl semino carlos nora ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j m combs con new ) OR ((( o methanol cobalt thinh ngoc ) OR ( m nacl semino carlos nora ))))*.