Talvez deva tentar algumas variações de ortografia:
computer classes » computer clusters (Expandir a Pesquisa), computer cluster (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
apl computer » al computer (Expandir a Pesquisa), maple computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa)
classes en » classes e (Expandir a Pesquisa), clases en (Expandir a Pesquisa), classes em (Expandir a Pesquisa)
dr combiz » dr crombie (Expandir a Pesquisa), dr combe (Expandir a Pesquisa)
combiz c » combi c (Expandir a Pesquisa), combi _ (Expandir a Pesquisa), combi a (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
claims a » claims _ (Expandir a Pesquisa)
c never » c neves (Expandir a Pesquisa), c neier (Expandir a Pesquisa), c nemer (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
j apl » j appl (Expandir a Pesquisa), _ apl (Expandir a Pesquisa), c apl (Expandir a Pesquisa)
j dr » j r (Expandir a Pesquisa), j d (Expandir a Pesquisa), j de (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 dr combiz c never ) OR ( j a claims a newts ))) OR ( j apl computer classes en ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j dr combiz c never ) OR ( j a claims a newts ))) OR ( j apl computer classes en ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j dr combiz c never ) OR ( j a claims a newts ))) OR ( j apl computer classes en ))*.