Talvez deva tentar algumas variações de ortografia:
guest complex » guest complexes (Expandir a Pesquisa)
complex tears » complex traits (Expandir a Pesquisa), complex trait (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)
carlos rojek » carlos nojek (Expandir a Pesquisa), carlos rojas (Expandir a Pesquisa), carlos roger (Expandir a Pesquisa)
nano carlos » cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa), nuno carlos (Expandir a Pesquisa)
tears nlo » tears do (Expandir a Pesquisa), tears new (Expandir a Pesquisa)
nucl nano » nacl nano (Expandir a Pesquisa), pcl nano (Expandir a Pesquisa), agcl nano (Expandir a Pesquisa)
7.5 nucl » 7.5 nacl (Expandir a Pesquisa)
jason n » jason _ (Expandir a Pesquisa), jason a (Expandir a Pesquisa), jason c (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 n ) or ((( _ guest complex tears nlo ) or ( 7.5 nucl nano carlos rojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ cooper jason n ) OR ((( _ guest complex tears nlo ) OR ( 7.5 nucl nano carlos rojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ cooper jason n ) or ((( _ guest complex tears nlo ) or ( 7.5 nucl nano carlos rojek ))))*.