Talvez deva tentar algumas variações de ortografia:
methyl complex » metal complex (Expandir a Pesquisa), method complex (Expandir a Pesquisa), methylase complex (Expandir a Pesquisa)
evoked action » evoked activation (Expandir a Pesquisa)
complex tien » complex times (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex time (Expandir a Pesquisa)
knopf carlos » prof carlos (Expandir a Pesquisa)
carlos mota » carlos motta (Expandir a Pesquisa), carlos mora (Expandir a Pesquisa), carlos moya (Expandir a Pesquisa)
nacl knopf » nacl kno (Expandir a Pesquisa)
tien ngoc » tran ngoc (Expandir a Pesquisa), diep ngoc (Expandir a Pesquisa), tuan ngoc (Expandir a Pesquisa)
l evoked » 3 evoked (Expandir a Pesquisa), 2 evoked (Expandir a Pesquisa), 1 evoked (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (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 evoked action a ) or ((( 5 methyl complex tien ngoc ) or ( 7.5 nacl knopf carlos mota ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l evoked action a ) OR ((( 5 methyl complex tien ngoc ) OR ( 7.5 nacl knopf carlos mota )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l evoked action a ) or ((( 5 methyl complex tien ngoc ) or ( 7.5 nacl knopf carlos mota ))))*.