Talvez deva tentar algumas variações de ortografia:
casiano carlos » castillo carlos (Expandir a Pesquisa), castro carlos (Expandir a Pesquisa), bacino carlos (Expandir a Pesquisa)
complex trait » complex traits (Expandir a Pesquisa)
metal complex » metal complexes (Expandir a Pesquisa)
nacl casiano » angel casiano (Expandir a Pesquisa)
carlos nosek » carlos nojek (Expandir a Pesquisa), carlos noseda (Expandir a Pesquisa), carlos jose (Expandir a Pesquisa)
trait ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
5 metal » 5 metil (Expandir a Pesquisa), 5 methyl (Expandir a Pesquisa)
c net » c neto (Expandir a Pesquisa), _ net (Expandir a Pesquisa), c neu (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 c net ) or ((( 5 metal complex trait ngoc ) or ( 3.5 nacl casiano carlos nosek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ combs c net ) OR ((( 5 metal complex trait ngoc ) OR ( 3.5 nacl casiano carlos nosek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs c net ) or ((( 5 metal complex trait ngoc ) or ( 3.5 nacl casiano carlos nosek ))))*.