Talvez deva tentar algumas variações de ortografia:
maple computer » apple computer (Expandir a Pesquisa), simple computer (Expandir a Pesquisa), mobile computer (Expandir a Pesquisa)
complex cause » complex causes (Expandir a Pesquisa), complex case (Expandir a Pesquisa), complex care (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
nacl complex » nail complex (Expandir a Pesquisa), nac56 complex (Expandir a Pesquisa), nasal complex (Expandir a Pesquisa)
acid company » aid company (Expandir a Pesquisa), grid company (Expandir a Pesquisa), rfid company (Expandir a Pesquisa)
company case » company based (Expandir a Pesquisa), company a (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (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: (( _ maple computer can new ) or ((( m nacl complex cause new ) or ( 3 acid company case now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ maple computer can new ) OR ((( m nacl complex cause new ) OR ( 3 acid company case now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ maple computer can new ) or ((( m nacl complex cause new ) or ( 3 acid company case now ))))*.