Talvez deva tentar algumas variações de ortografia:
hartl computer » heart computer (Expandir a Pesquisa), harmful computer (Expandir a Pesquisa), shared computer (Expandir a Pesquisa)
tool compared » model compared (Expandir a Pesquisa), tool compound (Expandir a Pesquisa), gel compared (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
coles can » coles jan (Expandir a Pesquisa), holes can (Expandir a Pesquisa), cycles can (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
j hartl » c hartl (Expandir a Pesquisa), j hart (Expandir a Pesquisa), l hartl (Expandir a Pesquisa)
l coles » l cole (Expandir a Pesquisa), l coley (Expandir a Pesquisa), l collet (Expandir a Pesquisa)
law now » laws now (Expandir a Pesquisa), law new (Expandir a Pesquisa), law non (Expandir a Pesquisa)
j tool » j topol (Expandir a Pesquisa), j toole (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 hartl computer can netw ) OR ( j l coles can near ))) OR ( j tool compared law now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j hartl computer can netw ) or ( j l coles can near ))) or ( j tool compared law now ))*.