Talvez deva tentar algumas variações de ortografia:
complex thinh » complex thin (Expandir a Pesquisa), complex things (Expandir a Pesquisa), complex than (Expandir a Pesquisa)
cooper jason » cooper john (Expandir a Pesquisa), cooper alan (Expandir a Pesquisa), cooper james (Expandir a Pesquisa)
caso4 carlos » caso carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), casal carlos (Expandir a Pesquisa)
pay complex » way complex (Expandir a Pesquisa), bay complex (Expandir a Pesquisa), may complex (Expandir a Pesquisa)
jason bobe » jason bond (Expandir a Pesquisa), jason blue (Expandir a Pesquisa), jason boo (Expandir a Pesquisa)
thinh ngoc » thanh ngoc (Expandir a Pesquisa), trinh ngoc (Expandir a Pesquisa), thinh ngo (Expandir a Pesquisa)
nacl caso4 » nacl na2so4 (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (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 _ cooper jason bobe ) or ((( _ pay complex thinh ngoc ) or ( 7.5 nacl caso4 carlos jose ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ cooper jason bobe ) OR ((( _ pay complex thinh ngoc ) OR ( 7.5 nacl caso4 carlos jose )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ cooper jason bobe ) or ((( _ pay complex thinh ngoc ) or ( 7.5 nacl caso4 carlos jose ))))*.