Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
del computer » dal computer (Expandir a Pesquisa), delta computer (Expandir a Pesquisa), model computer (Expandir a Pesquisa)
based snow » based snp (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), had never (Expandir a Pesquisa)
nat compr » la compr (Expandir a Pesquisa)
compr can » computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
nat comp » et comp (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), e nat (Expandir a Pesquisa), j nay (Expandir a Pesquisa)
j del » y del (Expandir a Pesquisa), m del (Expandir a Pesquisa), _ del (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 comp can never ) or ((( j nat compr can new ) or ( j del computer based snow ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ nat comp can never ) OR ((( j nat compr can new ) OR ( j del computer based snow )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ nat comp can never ) or ((( j nat compr can new ) or ( j del computer based snow ))))*.