Talvez deva tentar algumas variações de ortografia:
were compared » care compared (Expandir a Pesquisa), score compared (Expandir a Pesquisa), age compared (Expandir a Pesquisa)
unit computer » units computers (Expandir a Pesquisa), tunis computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa)
compared ha » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
compr than » cpr than (Expandir a Pesquisa), complex than (Expandir a Pesquisa), company than (Expandir a Pesquisa)
ha ngoc » pham ngoc (Expandir a Pesquisa), thi ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
j unit » _ unit (Expandir a Pesquisa), a unit (Expandir a Pesquisa), 3 unit (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
j were » j wert (Expandir a Pesquisa), j werz (Expandir a Pesquisa), j werner (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 unit computer a netw ) or ( l narr compr than non ))) or ( j were compared ha ngoc ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j unit computer a netw ) OR ( l narr compr than non ))) OR ( j were compared ha ngoc )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j unit computer a netw ) or ( l narr compr than non ))) or ( j were compared ha ngoc ))*.