Talvez deva tentar algumas variações de ortografia:
complexes dinh » complexes dna (Expandir a Pesquisa), complexes during (Expandir a Pesquisa), complexes define (Expandir a Pesquisa)
nhc complexes » mhc complexes (Expandir a Pesquisa), zinc complexes (Expandir a Pesquisa), linc complexes (Expandir a Pesquisa)
knopf carlos » prof carlos (Expandir a Pesquisa)
nacl knopf » nacl kno (Expandir a Pesquisa)
carlos nor » carlos noe (Expandir a Pesquisa), carlos noa (Expandir a Pesquisa), carlos nobre (Expandir a Pesquisa)
colin net » colin neil (Expandir a Pesquisa), colin n (Expandir a Pesquisa), colin n.a (Expandir a Pesquisa)
dinh ngoc » bich ngoc (Expandir a Pesquisa), anh ngoc (Expandir a Pesquisa)
0.9 nacl » 3.5 nacl (Expandir a Pesquisa)
5 nhc » _ nhc (Expandir a Pesquisa), i nhc (Expandir a Pesquisa), m nhc (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 _ combs colin net ) or ((( 5 nhc complexes dinh ngoc ) or ( 0.9 nacl knopf carlos nor ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ combs colin net ) OR ((( 5 nhc complexes dinh ngoc ) OR ( 0.9 nacl knopf carlos nor )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ combs colin net ) or ((( 5 nhc complexes dinh ngoc ) or ( 0.9 nacl knopf carlos nor ))))*.