Talvez deva tentar algumas variações de ortografia:
complex cause » complex causes (Expandir a Pesquisa), complex case (Expandir a Pesquisa), complex care (Expandir a Pesquisa)
oil complex » msl complex (Expandir a Pesquisa), novel complex (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
coal cal » coal coal (Expandir a Pesquisa), coal char (Expandir a Pesquisa), coal cake (Expandir a Pesquisa)
a newly » _ newly (Expandir a Pesquisa)
cal now » call now (Expandir a Pesquisa), canal now (Expandir a Pesquisa), cell now (Expandir a Pesquisa)
3 oils » _ oils (Expandir a Pesquisa)
l com » l como (Expandir a Pesquisa), e com (Expandir a Pesquisa), l con (Expandir a Pesquisa)
5 oil » _ oil (Expandir a Pesquisa), 5 il (Expandir a Pesquisa), l oil (Expandir a Pesquisa)
3 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.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l com a newly ) OR ((( 5 oil complex cause new ) OR ( ((3 oil) OR (3 oils)) coal cal now ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l com a newly ) or ((( 5 oil complex cause new ) or ( ((3 oil) OR (3 oils)) coal cal now ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l com a newly ) or ((( 5 oil complex cause new ) or ( ((3 oil) OR (3 oils)) coal cal now ))))*.