Talvez deva tentar algumas variações de ortografia:
company based » competency based (Expandir a Pesquisa)
oil company » oil companies (Expandir a Pesquisa)
comer can » omer can (Expandir a Pesquisa), comer dan (Expandir a Pesquisa), comes can (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
3.5 nacal » 3.5 nacl (Expandir a Pesquisa), 7.5 nacl (Expandir a Pesquisa)
al comer » all comer (Expandir a Pesquisa), el comer (Expandir a Pesquisa), del comer (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
3 oil » 3 oils (Expandir a Pesquisa), _ oil (Expandir a Pesquisa), l oil (Expandir a Pesquisa)
j al » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j al comer can netw ) OR ((( 3 oil company based new ) OR ( 3.5 nacal comer can now ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j al comer can netw ) OR ((( 3 oil company based new ) OR ( 3.5 nacal comer can now ))))*.