Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex tail » complex trait (Expandir a Pesquisa), complex task (Expandir a Pesquisa), complex thin (Expandir a Pesquisa)
nunes carlos » gomes carlos (Expandir a Pesquisa)
carlos nick » carlos nino (Expandir a Pesquisa), carlos nilo (Expandir a Pesquisa), carlos nieto (Expandir a Pesquisa)
colin neue » colin neil (Expandir a Pesquisa), colin nadege (Expandir a Pesquisa), colin newell (Expandir a Pesquisa)
raul nunes » raul nunez (Expandir a Pesquisa), raul antunes (Expandir a Pesquisa), raquel nunes (Expandir a Pesquisa)
tail can » trail can (Expandir a Pesquisa), nail can (Expandir a Pesquisa), tail ca (Expandir a Pesquisa)
3.5 raul » 3.5 nacl (Expandir a Pesquisa)
5 metal » 5 methyl (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 _ combs colin neue ) or ((( 5 metal complex tail can ) or ( 3.5 raul nunes carlos nick ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ combs colin neue ) OR ((( 5 metal complex tail can ) OR ( 3.5 raul nunes carlos nick )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs colin neue ) or ((( 5 metal complex tail can ) or ( 3.5 raul nunes carlos nick ))))*.