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 tetrex » complex trex (Expandir a Pesquisa), complex tetramer (Expandir a Pesquisa), complex tethered (Expandir a Pesquisa)
nader carlos » hader carlos (Expandir a Pesquisa), nader charles (Expandir a Pesquisa), eder carlos (Expandir a Pesquisa)
carlos nara » carlos lara (Expandir a Pesquisa), carlos nava (Expandir a Pesquisa), carlos jara (Expandir a Pesquisa)
nacl nader » nacl nabr (Expandir a Pesquisa), nacl under (Expandir a Pesquisa), nacl water (Expandir a Pesquisa)
campo non » campo nos (Expandir a Pesquisa), campo ancon (Expandir a Pesquisa), campo novo (Expandir a Pesquisa)
non nest » non nests (Expandir a Pesquisa), non net (Expandir a Pesquisa), non nested (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
l campo » el campo (Expandir a Pesquisa), al campo (Expandir a Pesquisa), l campos (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 campo non nest ) or ((( 5 methyl complex tetrex ngoa ) or ( 7.5 nacl nader carlos nara ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l campo non nest ) OR ((( 5 methyl complex tetrex ngoa ) OR ( 7.5 nacl nader carlos nara )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l campo non nest ) or ((( 5 methyl complex tetrex ngoa ) or ( 7.5 nacl nader carlos nara ))))*.