Talvez deva tentar algumas variações de ortografia:
computer cases » computer case (Expandir a Pesquisa), computer classes (Expandir a Pesquisa), computer caries (Expandir a Pesquisa)
nail complex » snail complex (Expandir a Pesquisa), tail complex (Expandir a Pesquisa), snail1 complex (Expandir a Pesquisa)
complex can » complex case (Expandir a Pesquisa), complex care (Expandir a Pesquisa), complex cell (Expandir a Pesquisa)
l computer » il computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa)
claims ar » claims mar (Expandir a Pesquisa), claims a (Expandir a Pesquisa), claims part (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
j nail » j nair (Expandir a Pesquisa), j naik (Expandir a Pesquisa), j naim (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j nail complex can new ) OR ( j a claims ar newts ))) OR ( j l computer cases now ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nail complex can new ) OR ( j a claims ar newts ))) OR ( j l computer cases now ))*.