Talvez deva tentar algumas variações de ortografia:
comparing case » comparing cancer (Expandir a Pesquisa), compelling case (Expandir a Pesquisa), comparison case (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
akt comparing » art comparing (Expandir a Pesquisa), dast comparing (Expandir a Pesquisa), last comparing (Expandir a Pesquisa)
nay computer » navy computer (Expandir a Pesquisa), ray computer (Expandir a Pesquisa), only computer (Expandir a Pesquisa)
nat compr » la compr (Expandir a Pesquisa), nat comm (Expandir a Pesquisa)
case netw » case net (Expandir a Pesquisa), case new (Expandir a Pesquisa), case note (Expandir a Pesquisa)
anc netw » soc netw (Expandir a Pesquisa), nc net (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)
j nay » j nagy (Expandir a Pesquisa), _ nay (Expandir a Pesquisa)
2 akt » _ akt (Expandir a Pesquisa), b akt (Expandir a Pesquisa), p akt (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: (((( e nat compr anc netw ) or ( j nay computer case netw ))) or ( 2 akt comparing case netw ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( e nat compr anc netw ) OR ( j nay computer case netw ))) OR ( 2 akt comparing case netw )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e nat compr anc netw ) or ( j nay computer case netw ))) or ( 2 akt comparing case netw ))*.