Talvez deva tentar algumas variações de ortografia:
board computer » toward computer (Expandir a Pesquisa), based computer (Expandir a Pesquisa), world computer (Expandir a Pesquisa)
nacl compared » al compared (Expandir a Pesquisa), panel compared (Expandir a Pesquisa), gel compared (Expandir a Pesquisa)
compared over » complex over (Expandir a Pesquisa), company over (Expandir a Pesquisa)
stay compared » assay compared (Expandir a Pesquisa), state compared (Expandir a Pesquisa), states compared (Expandir a Pesquisa)
computer van » computer a (Expandir a Pesquisa), computer v3 (Expandir a Pesquisa), computer vi (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa)
van ngoc » tran ngoc (Expandir a Pesquisa), ha ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
over non » over new (Expandir a Pesquisa), over ni (Expandir a Pesquisa)
1 nacl » 1 naocl (Expandir a Pesquisa), _ nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
2 stay » a stay (Expandir a Pesquisa)
a none » a nona (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: (( _ board computer van ngoc ) or ((( 1 nacl compared over non ) or ( 2 stay compared a none ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ board computer van ngoc ) OR ((( 1 nacl compared over non ) OR ( 2 stay compared a none )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ board computer van ngoc ) or ((( 1 nacl compared over non ) or ( 2 stay compared a none ))))*.