Talvez deva tentar algumas variações de ortografia:
carlos nojek » carlos nunez (Expandir a Pesquisa), carlos nunes (Expandir a Pesquisa), carlos nejar (Expandir a Pesquisa)
cooper jason » cooper john (Expandir a Pesquisa), cooper alan (Expandir a Pesquisa), cooper james (Expandir a Pesquisa)
set complex » set1 complex (Expandir a Pesquisa), yet complex (Expandir a Pesquisa), onset complex (Expandir a Pesquisa)
complex trs » complex tris (Expandir a Pesquisa), complex tears (Expandir a Pesquisa), complex trans (Expandir a Pesquisa)
i cooper » _ cooper (Expandir a Pesquisa)
trs ngoc » tra ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
_ set » _ sex (Expandir a Pesquisa), _ sea (Expandir a Pesquisa)
cardo » carlo (Expandir a Pesquisa), cargo (Expandir a Pesquisa), carmo (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 i cooper jason _ ) or ((( _ set complex trs ngoc ) or ( 7.5 nacl cardo carlos nojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j i cooper jason _ ) OR ((( _ set complex trs ngoc ) OR ( 7.5 nacl cardo carlos nojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j i cooper jason _ ) or ((( _ set complex trs ngoc ) or ( 7.5 nacl cardo carlos nojek ))))*.