Talvez deva tentar algumas variações de ortografia:
methanol cobalt » methane cobalt (Expandir a Pesquisa), ethane cobalt (Expandir a Pesquisa), methanol complex (Expandir a Pesquisa)
rubio carlos » rio carlos (Expandir a Pesquisa), julio carlos (Expandir a Pesquisa)
cobalt thin » cobalt trial (Expandir a Pesquisa)
carlos nara » carlos lara (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos jara (Expandir a Pesquisa)
coombs ian » coombes ian (Expandir a Pesquisa), coombes brian (Expandir a Pesquisa), coombs wanda (Expandir a Pesquisa)
o methanol » _ methanol (Expandir a Pesquisa), a methanol (Expandir a Pesquisa), ii methanol (Expandir a Pesquisa)
nacl rubio » nacho rubio (Expandir a Pesquisa)
thin ngoc » thien ngoc (Expandir a Pesquisa), thinh ngoc (Expandir a Pesquisa), thi ngoc (Expandir a Pesquisa)
m coombs » m coombes (Expandir a Pesquisa), g coombs (Expandir a Pesquisa), _ coombs (Expandir a Pesquisa)
ian new » iran new (Expandir a Pesquisa), can new (Expandir a Pesquisa), man new (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 coombs ian new ) or ((( o methanol cobalt thin ngoc ) or ( 0.9 nacl rubio carlos nara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j m coombs ian new ) OR ((( o methanol cobalt thin ngoc ) OR ( 0.9 nacl rubio carlos nara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j m coombs ian new ) or ((( o methanol cobalt thin ngoc ) or ( 0.9 nacl rubio carlos nara ))))*.