Talvez deva tentar algumas variações de ortografia:
companies based » composites based (Expandir a Pesquisa), complexes based (Expandir a Pesquisa), company based (Expandir a Pesquisa)
computer based » computer aided (Expandir a Pesquisa)
natl companies » cartel companies (Expandir a Pesquisa), small companies (Expandir a Pesquisa), hotel companies (Expandir a Pesquisa)
nay compare » day compared (Expandir a Pesquisa), ray compared (Expandir a Pesquisa), way compared (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based no2 (Expandir a Pesquisa), based noc (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
j small » 1 small (Expandir a Pesquisa)
j natl » j nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
j nay » j nagy (Expandir a Pesquisa), _ nay (Expandir a Pesquisa)
a non » _ non (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j small computer based now ) OR ((( j natl companies based non ) OR ( j nay compare a non ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j small computer based now ) or ((( j natl companies based non ) or ( j nay compare a non ))))*.