Talvez deva tentar algumas variações de ortografia:
family comparison » family composition (Expandir a Pesquisa), assay comparison (Expandir a Pesquisa)
compared cause » compared case (Expandir a Pesquisa), compared cases (Expandir a Pesquisa), complex cause (Expandir a Pesquisa)
comparison law » comparison low (Expandir a Pesquisa), comparison land (Expandir a Pesquisa), comparison a (Expandir a Pesquisa)
made computer » maple computer (Expandir a Pesquisa), cadee computer (Expandir a Pesquisa), care computer (Expandir a Pesquisa)
nac compared » nacl compared (Expandir a Pesquisa), sac compared (Expandir a Pesquisa), linac compared (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
cause non » causes non (Expandir a Pesquisa)
a non » _ non (Expandir a Pesquisa)
3 nac » 3 nacl (Expandir a Pesquisa), _ nac (Expandir a Pesquisa), a nac (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( _ made computer a non ) or ((( 3 nac compared cause non ) or ( 2 family comparison law non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ made computer a non ) OR ((( 3 nac compared cause non ) OR ( 2 family comparison law non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ made computer a non ) or ((( 3 nac compared cause non ) or ( 2 family comparison law non ))))*.