Talvez deva tentar algumas variações de ortografia:
compared cases » compared case (Expandir a Pesquisa), collared cases (Expandir a Pesquisa), compares bases (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
meal compared » meat compared (Expandir a Pesquisa), gel compared (Expandir a Pesquisa), ml compared (Expandir a Pesquisa)
pcr coupled » air coupled (Expandir a Pesquisa)
coupled law » coupled low (Expandir a Pesquisa), coupled land (Expandir a Pesquisa), coupled a (Expandir a Pesquisa)
e computer » eye computer (Expandir a Pesquisa), ieee computer (Expandir a Pesquisa), home computer (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
j meal » j meale (Expandir a Pesquisa), j mead (Expandir a Pesquisa), j meas (Expandir a Pesquisa)
j pcr » _ pcr (Expandir a Pesquisa), a pcr (Expandir a Pesquisa), 2 pcr (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: (( j e computer case now ) or ((( j meal compared cases new ) or ( j pcr coupled law non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j e computer case now ) OR ((( j meal compared cases new ) OR ( j pcr coupled law non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e computer case now ) or ((( j meal compared cases new ) or ( j pcr coupled law non ))))*.