Talvez deva tentar algumas variações de ortografia:
companies based » composites based (Expandir a Pesquisa), complexes based (Expandir a Pesquisa), company based (Expandir a Pesquisa)
compared cause » compared case (Expandir a Pesquisa), compared cases (Expandir a Pesquisa), complex cause (Expandir a Pesquisa)
gerl compared » gel compared (Expandir a Pesquisa), meal compared (Expandir a Pesquisa), cell compared (Expandir a Pesquisa)
oil companies » _ companies (Expandir a Pesquisa)
based note » based node (Expandir a Pesquisa), based noe (Expandir a Pesquisa), based nose (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
j gerl » j gierl (Expandir a Pesquisa), j gert (Expandir a Pesquisa), _ gerl (Expandir a Pesquisa)
a oil » _ oil (Expandir a Pesquisa), l oil (Expandir a Pesquisa), i oil (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 gerl compared cause new ) or ( a oil companies based note ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j gerl compared cause new ) OR ( a oil companies based note ))*.