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 trad » complexes track (Expandir a Pesquisa), complexes trapped (Expandir a Pesquisa), complexes toward (Expandir a Pesquisa)
magno santos » magda santos (Expandir a Pesquisa), bruno santos (Expandir a Pesquisa)
santos nunes » santos nuno (Expandir a Pesquisa)
hobbs john » hobbs jean (Expandir a Pesquisa)
nacl magno » nacl nano (Expandir a Pesquisa), nacl mno (Expandir a Pesquisa)
trad 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)
l hobbs » j hobbs (Expandir a Pesquisa), _ hobbs (Expandir a Pesquisa), m hobbs (Expandir a Pesquisa)
5 metil » 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 l hobbs john n ) or ((( 5 metil complexes trad ngoc ) or ( 3.5 nacl magno santos nunes ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l hobbs john n ) OR ((( 5 metil complexes trad ngoc ) OR ( 3.5 nacl magno santos nunes )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l hobbs john n ) or ((( 5 metil complexes trad ngoc ) or ( 3.5 nacl magno santos nunes ))))*.