Talvez deva tentar algumas variações de ortografia:
combined cancer » combined case (Expandir a Pesquisa)
computer based » computer aided (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
cancer netw » cancer new (Expandir a Pesquisa), cancer net (Expandir a Pesquisa), cancer nests (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
a combe » la combe (Expandir a Pesquisa), a combes (Expandir a Pesquisa), a comb (Expandir a Pesquisa)
combe a » combe b (Expandir a Pesquisa), combe c (Expandir a Pesquisa), pombe a (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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 combined cancer netw ) or ( j a combe a netw ))) or ( j nat computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a combined cancer netw ) OR ( j a combe a netw ))) OR ( j nat computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a combined cancer netw ) or ( j a combe a netw ))) or ( j nat computer based new ))*.