Talvez deva tentar algumas variações de ortografia:
tetris computer » ethics computer (Expandir a Pesquisa), pelvis computer (Expandir a Pesquisa), tests computer (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
natl compared » nacl compared (Expandir a Pesquisa), nail compared (Expandir a Pesquisa), al compared (Expandir a Pesquisa)
del computer » dal computer (Expandir a Pesquisa), delta computer (Expandir a Pesquisa), model computer (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared can (Expandir a Pesquisa), compared _ (Expandir a Pesquisa)
j tetris » _ tetris (Expandir a Pesquisa), el tetris (Expandir a Pesquisa), j terrig (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
law now » laws now (Expandir a Pesquisa), law non (Expandir a Pesquisa), law new (Expandir a Pesquisa)
j natl » j nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
j del » y del (Expandir a Pesquisa), m del (Expandir a Pesquisa), _ del (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 del computer _ now ) or ( j tetris computer case new ))) or ( j natl compared law now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j del computer _ now ) OR ( j tetris computer case new ))) OR ( j natl compared law now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j del computer _ now ) or ( j tetris computer case new ))) or ( j natl compared law now ))*.