Talvez deva tentar algumas variações de ortografia:
data compared » data comparing (Expandir a Pesquisa)
common canal » common anal (Expandir a Pesquisa), common cajal (Expandir a Pesquisa), common clonal (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
canal now » canal non (Expandir a Pesquisa), canada now (Expandir a Pesquisa), canal note (Expandir a Pesquisa)
nacl chi » nacl thin (Expandir a Pesquisa), nacl co (Expandir a Pesquisa), nacl co2 (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
chi can » chi chan (Expandir a Pesquisa), shi can (Expandir a Pesquisa), zhi can (Expandir a Pesquisa)
j data » j datta (Expandir a Pesquisa), j daza (Expandir a Pesquisa), j daka (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
a non » _ non (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 a common canal now ) or ( j data compared a non ))) or ( 3 nacl chi can netw ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a common canal now ) OR ( j data compared a non ))) OR ( 3 nacl chi can netw )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a common canal now ) or ( j data compared a non ))) or ( 3 nacl chi can netw ))*.