Talvez deva tentar algumas variações de ortografia:
complex cause » complex causes (Expandir a Pesquisa), complex case (Expandir a Pesquisa), complex care (Expandir a Pesquisa)
comany stars » many stars (Expandir a Pesquisa), company staffs (Expandir a Pesquisa), compact stars (Expandir a Pesquisa)
oil complex » msl complex (Expandir a Pesquisa), novel complex (Expandir a Pesquisa), cell complex (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
cause non » causes non (Expandir a Pesquisa)
stars how » stars low (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa)
l comp » l comps (Expandir a Pesquisa), l como (Expandir a Pesquisa), l comper (Expandir a Pesquisa)
m oil » em oil (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l comp can newts ) OR ((( m oil complex cause non ) OR ( 3.5 nacl comany stars how ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comp can newts ) OR ((( m oil complex cause non ) OR ( 3.5 nacl comany stars how ))))*.