Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
holt company » cola company (Expandir a Pesquisa), coll company (Expandir a Pesquisa), post company (Expandir a Pesquisa)
ct computer » cat computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa), ct computed (Expandir a Pesquisa)
company law » company a (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
nat clamp » dnan clamp (Expandir a Pesquisa), a clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
law new » jaw new (Expandir a Pesquisa)
j holt » j holst (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), a nat (Expandir a Pesquisa)
j ct » j c (Expandir a Pesquisa), j et (Expandir a Pesquisa), j st (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j ct computer based new ) OR ( j nat clamp can new ))) OR ( j holt company law new ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j ct computer based new ) or ( j nat clamp can new ))) or ( j holt company law new ))*.