Talvez deva tentar algumas variações de ortografia:
cast compared » cost compared (Expandir a Pesquisa), cases compared (Expandir a Pesquisa), test compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer code (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
law ngoc » lam ngoc (Expandir a Pesquisa), la ngoc (Expandir a Pesquisa), lac ngoc (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
c cast » c case (Expandir a Pesquisa), c caat (Expandir a Pesquisa), c casa (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
_ nat » _ net (Expandir a Pesquisa), _ nad (Expandir a Pesquisa), _ nab (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: (( c cast compared law ngoc ) or ((( _ nat computer can netw ) OR ( _ nat computer a netw ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( c cast compared law ngoc ) OR ((( _ nat computer can netw ) OR ( _ nat computer a netw )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( c cast compared law ngoc ) or ((( _ nat computer can netw ) OR ( _ nat computer a netw ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( c cast compared law ngoc ) or ((( _ nat computer can netw ) OR ( _ nat computer a netw ))))*.