Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
complex pham » complex phase (Expandir a Pesquisa), complex phage (Expandir a Pesquisa), complex pa (Expandir a Pesquisa)
collet john » chollet john (Expandir a Pesquisa), collett john (Expandir a Pesquisa), coller john (Expandir a Pesquisa)
carlos nada » carlos nadaf (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos nara (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
l collet » _ collet (Expandir a Pesquisa), c collet (Expandir a Pesquisa), l cole (Expandir a Pesquisa)
john new » john agnew (Expandir a Pesquisa), john neil (Expandir a Pesquisa), john n (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (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 collet john new ) or ((( 5 methyl complex pham ngoc ) or ( 3.5 nacl kno carlos nada ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l collet john new ) OR ((( 5 methyl complex pham ngoc ) OR ( 3.5 nacl kno carlos nada )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l collet john new ) or ((( 5 methyl complex pham ngoc ) or ( 3.5 nacl kno carlos nada ))))*.