Talvez deva tentar algumas variações de ortografia:
cobalt complex » cobalt complexes (Expandir a Pesquisa)
complex shear » complex heart (Expandir a Pesquisa), complex share (Expandir a Pesquisa), complex sheds (Expandir a Pesquisa)
cooper jason » cooper john (Expandir a Pesquisa), cooper alan (Expandir a Pesquisa), cooper james (Expandir a Pesquisa)
santos nunes » santos neves (Expandir a Pesquisa)
nano santos » nuno santos (Expandir a Pesquisa), nino santos (Expandir a Pesquisa), magno santos (Expandir a Pesquisa)
nacl nano » nacl kno (Expandir a Pesquisa), nacl nabr (Expandir a Pesquisa)
l cooper » _ cooper (Expandir a Pesquisa), i cooper (Expandir a Pesquisa), a cooper (Expandir a Pesquisa)
o cobalt » _ cobalt (Expandir a Pesquisa)
3.5 nacl » 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 l cooper jason _ ) or ((( o cobalt complex shear flow ) or ( 3.5 nacl nano santos nunes ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l cooper jason _ ) OR ((( o cobalt complex shear flow ) OR ( 3.5 nacl nano santos nunes )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l cooper jason _ ) or ((( o cobalt complex shear flow ) or ( 3.5 nacl nano santos nunes ))))*.