Talvez deva tentar algumas variações de ortografia:
complex trex » complex tree (Expandir a Pesquisa), complex tetrex (Expandir a Pesquisa), complex text (Expandir a Pesquisa)
comps anion » complex anion (Expandir a Pesquisa)
meo complex » mo complex (Expandir a Pesquisa), metro complex (Expandir a Pesquisa), feio complex (Expandir a Pesquisa)
nucl santos » ccl santos (Expandir a Pesquisa), cl santos (Expandir a Pesquisa), icl santos (Expandir a Pesquisa)
carlos mora » carlos morales (Expandir a Pesquisa), carlos moreira (Expandir a Pesquisa), carlos moreno (Expandir a Pesquisa)
anion net » anion bedt (Expandir a Pesquisa), anion na (Expandir a Pesquisa), anion ni2 (Expandir a Pesquisa)
trex ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tien ngoc (Expandir a Pesquisa)
7.5 nucl » 7.5 nacl (Expandir a Pesquisa)
l comps » m comps (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 comps anion net ) or ((( 5 meo complex trex ngoc ) or ( 7.5 nucl santos carlos mora ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comps anion net ) OR ((( 5 meo complex trex ngoc ) OR ( 7.5 nucl santos carlos mora )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps anion net ) or ((( 5 meo complex trex ngoc ) or ( 7.5 nucl santos carlos mora ))))*.