Talvez deva tentar algumas variações de ortografia:
studies computer » students computer (Expandir a Pesquisa), studies computing (Expandir a Pesquisa), studies chapter (Expandir a Pesquisa)
nail compare » nail compared (Expandir a Pesquisa), nails compared (Expandir a Pesquisa), nail company (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
j studies » 2 studies (Expandir a Pesquisa), 3 studies (Expandir a Pesquisa), 1 studies (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
j nasr » j nash (Expandir a Pesquisa), a nasr (Expandir a Pesquisa), _ nasr (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (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 studies computer a neto ) or ( j nasr compr can netw ))) or ( j nail compare a new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j studies computer a neto ) OR ( j nasr compr can netw ))) OR ( j nail compare a new ))*.