Talvez deva tentar algumas variações de ortografia:
computing case » computing based (Expandir a Pesquisa), comparing case (Expandir a Pesquisa), computing course (Expandir a Pesquisa)
case comparado » caso comparado (Expandir a Pesquisa), carie comparado (Expandir a Pesquisa), caso comparados (Expandir a Pesquisa)
comparado a » comparado y (Expandir a Pesquisa), comparado e (Expandir a Pesquisa), comparado de (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
case note » case notes (Expandir a Pesquisa)
j mobile » _ mobile (Expandir a Pesquisa), a mobile (Expandir a Pesquisa), 1 mobile (Expandir a Pesquisa)
nat amp » mat amp (Expandir a Pesquisa), fat amp (Expandir a Pesquisa), rat amp (Expandir a Pesquisa)
amp can » amp camp (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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: (( _ nat amp can newts ) or ((( j mobile computing case note ) or ( _ case comparado a now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ nat amp can newts ) OR ((( j mobile computing case note ) OR ( _ case comparado a now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ nat amp can newts ) or ((( j mobile computing case note ) or ( _ case comparado a now ))))*.