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)
combs bacon » com bacon (Expandir a Pesquisa), combs jason (Expandir a Pesquisa), combs brandon (Expandir a Pesquisa)
nabr carlos » najar carlos (Expandir a Pesquisa), nader carlos (Expandir a Pesquisa), mar carlos (Expandir a Pesquisa)
carlos jara » carlos lara (Expandir a Pesquisa), carlos carla (Expandir a Pesquisa), carlos juca (Expandir a Pesquisa)
bacon neil » deacon neil (Expandir a Pesquisa), bacon new (Expandir a Pesquisa)
nacl nabr » nacl kbr (Expandir a Pesquisa), nacl nano (Expandir a Pesquisa)
e combs » sex combs (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 e combs bacon neil ) OR ((( 5 metil complexes tran ngoc ) OR ( 0.9 nacl nabr carlos jara ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j e combs bacon neil ) OR ((( 5 metil complexes tran ngoc ) OR ( 0.9 nacl nabr carlos jara ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j e combs bacon neil ) OR ((( 5 metil complexes tran ngoc ) OR ( 0.9 nacl nabr carlos jara ))))*.