Talvez deva tentar algumas variações de ortografia:
comolex case » complex case (Expandir a Pesquisa), complex cases (Expandir a Pesquisa), complex cause (Expandir a Pesquisa)
oil comolex » oil complex (Expandir a Pesquisa), soil complex (Expandir a Pesquisa), coil complex (Expandir a Pesquisa)
oil comoany » oil company (Expandir a Pesquisa), oil compound (Expandir a Pesquisa)
comoany car » company car (Expandir a Pesquisa), company cars (Expandir a Pesquisa), company can (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
a newly » _ newly (Expandir a Pesquisa)
car now » care now (Expandir a Pesquisa), car non (Expandir a Pesquisa), cpr now (Expandir a Pesquisa)
5 oil » _ oil (Expandir a Pesquisa), 5 il (Expandir a Pesquisa), l oil (Expandir a Pesquisa)
3 oil » 3 oils (Expandir a Pesquisa), _ oil (Expandir a Pesquisa), l oil (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 l (comp OR com) a newly ) OR ((( 5 oil comolex case new ) OR ( 3 oil comoany car now ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l (comp OR com) a newly ) or ((( 5 oil comolex case new ) or ( 3 oil comoany car now ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l (comp OR com) a newly ) or ((( 5 oil comolex case new ) or ( 3 oil comoany car now ))))*.