Talvez deva tentar algumas variações de ortografia:
cooper jason » cooper john (Expandir a Pesquisa), cooper alan (Expandir a Pesquisa), cooper james (Expandir a Pesquisa)
complex tres » complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa), complex tris (Expandir a Pesquisa)
caso4 carlos » caso carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), casal carlos (Expandir a Pesquisa)
carlos nojek » carlos nunez (Expandir a Pesquisa), carlos nunes (Expandir a Pesquisa), carlos nejar (Expandir a Pesquisa)
coa complex » coat complex (Expandir a Pesquisa), rhoa complex (Expandir a Pesquisa), cesa complex (Expandir a Pesquisa)
nacl caso4 » nacl na2so4 (Expandir a Pesquisa)
tres ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tien ngoc (Expandir a Pesquisa)
a cooper » _ cooper (Expandir a Pesquisa), m cooper (Expandir a Pesquisa)
jason a » jason _ (Expandir a Pesquisa)
_ coa » _ cox (Expandir a Pesquisa), _ co2 (Expandir a Pesquisa), _ cow (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 cooper jason a ) or ((( _ coa complex tres ngoc ) or ( 0.9 nacl caso4 carlos nojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j a cooper jason a ) OR ((( _ coa complex tres ngoc ) OR ( 0.9 nacl caso4 carlos nojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j a cooper jason a ) or ((( _ coa complex tres ngoc ) or ( 0.9 nacl caso4 carlos nojek ))))*.