Talvez deva tentar algumas variações de ortografia:
based companies » based composites (Expandir a Pesquisa), listed companies (Expandir a Pesquisa), based complexes (Expandir a Pesquisa)
companies law » companies lean (Expandir a Pesquisa), companies a (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
caused death » cause death (Expandir a Pesquisa), causes death (Expandir a Pesquisa), cause deaths (Expandir a Pesquisa)
coma caused » coma case (Expandir a Pesquisa), sarcoma caused (Expandir a Pesquisa), eczema caused (Expandir a Pesquisa)
pcr compare » pcr compared (Expandir a Pesquisa), cr compared (Expandir a Pesquisa), pcr compas (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
a norte » a north (Expandir a Pesquisa)
_ based » _ base (Expandir a Pesquisa), _ bases (Expandir a Pesquisa)
law new » jaw new (Expandir a Pesquisa)
l coma » l comas (Expandir a Pesquisa), l como (Expandir a Pesquisa), l coca (Expandir a Pesquisa)
mc pcr » dc pcr (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 coma caused death ) or ((( mc pcr compare a norte ) or ( _ based companies law new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l coma caused death ) OR ((( mc pcr compare a norte ) OR ( _ based companies law new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coma caused death ) or ((( mc pcr compare a norte ) or ( _ based companies law new ))))*.