Talvez deva tentar algumas variações de ortografia:
computer model » computer modeling (Expandir a Pesquisa), computer modelling (Expandir a Pesquisa)
graft compared » graft combined (Expandir a Pesquisa)
mead compared » meat compared (Expandir a Pesquisa), meal compared (Expandir a Pesquisa), head compared (Expandir a Pesquisa)
nao computer » a computer (Expandir a Pesquisa), two computer (Expandir a Pesquisa), do computer (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), companies can (Expandir a Pesquisa), compared _ (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
model now » model new (Expandir a Pesquisa), model non (Expandir a Pesquisa), models know (Expandir a Pesquisa)
c graft » c grant (Expandir a Pesquisa), c graf (Expandir a Pesquisa), hpc graft (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: (( e nao computer model now ) or ((( j mead compared can new ) or ( c graft compared law non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( e nao computer model now ) OR ((( j mead compared can new ) OR ( c graft compared law non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e nao computer model now ) or ((( j mead compared can new ) or ( c graft compared law non ))))*.