Talvez deva tentar algumas variações de ortografia:
metil complexes » metal complexes (Expandir a Pesquisa), metals complexes (Expandir a Pesquisa), metall complexes (Expandir a Pesquisa)
complexes tran » complexes track (Expandir a Pesquisa), complexes thin (Expandir a Pesquisa), complexes total (Expandir a Pesquisa)
comps bacon » comps con (Expandir a Pesquisa), com bacon (Expandir a Pesquisa), comps razon (Expandir a Pesquisa)
nano carlos » cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa), nuno carlos (Expandir a Pesquisa)
carlos nadh » carlos nardi (Expandir a Pesquisa), carlos nadaf (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa)
nacl nano » nacl kno (Expandir a Pesquisa), nacl nabr (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l comps » m comps (Expandir a Pesquisa)
5 metil » 5 methyl (Expandir a Pesquisa)
ngoc » ngo (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 comps bacon p ) OR ((( 5 metil complexes tran ngoc ) OR ( 7.5 nacl nano carlos nadh ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l comps bacon p ) OR ((( 5 metil complexes tran ngoc ) OR ( 7.5 nacl nano carlos nadh ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps bacon p ) OR ((( 5 metil complexes tran ngoc ) OR ( 7.5 nacl nano carlos nadh ))))*.