Talvez deva tentar algumas variações de ortografia:
complexes total » complexed total (Expandir a Pesquisa), complexes metal (Expandir a Pesquisa), complex total (Expandir a Pesquisa)
najar carlos » nejar carlos (Expandir a Pesquisa), fajardo carlos (Expandir a Pesquisa), baltar carlos (Expandir a Pesquisa)
nacl najar » al najar (Expandir a Pesquisa), nacl nabr (Expandir a Pesquisa)
carlos naa » carlos nava (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa)
total ngo » total na (Expandir a Pesquisa), total n (Expandir a Pesquisa), total non (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
combs c » combs _ (Expandir a Pesquisa)
5 metal » 5 metil (Expandir a Pesquisa), 5 methyl (Expandir a Pesquisa)
c new » a new (Expandir a Pesquisa), _ new (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 l combs c new ) or ((( 5 metal complexes total ngo ) or ( 7.5 nacl najar carlos naa ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l combs c new ) OR ((( 5 metal complexes total ngo ) OR ( 7.5 nacl najar carlos naa )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs c new ) or ((( 5 metal complexes total ngo ) or ( 7.5 nacl najar carlos naa ))))*.