Talvez deva tentar algumas variações de ortografia:
health compared » health comparison (Expandir a Pesquisa), health component (Expandir a Pesquisa)
compared case » compared cases (Expandir a Pesquisa), compared can (Expandir a Pesquisa), companies case (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
j health » j heath (Expandir a Pesquisa), bmj health (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
a netb » a neto (Expandir a Pesquisa), _ netb (Expandir a Pesquisa), a neta (Expandir a Pesquisa)
narr » nar (Expandir a Pesquisa), barr (Expandir a Pesquisa), nair (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 a computer a netb ) or ( l narr compr can now ))) or ( j health compared case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a computer a netb ) OR ( l narr compr can now ))) OR ( j health compared case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a computer a netb ) or ( l narr compr can now ))) or ( j health compared case new ))*.