Talvez deva tentar algumas variações de ortografia:
nacl comet » nacl content (Expandir a Pesquisa), nacl complex (Expandir a Pesquisa)
comet van » comer vann (Expandir a Pesquisa), comet jean (Expandir a Pesquisa), comet a (Expandir a Pesquisa)
dans cet » dans cent (Expandir a Pesquisa), dans ce (Expandir a Pesquisa), dans et (Expandir a Pesquisa)
peer amp » peer amir (Expandir a Pesquisa), peer a (Expandir a Pesquisa), peer aid (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa)
van ngoc » tran ngoc (Expandir a Pesquisa), vu ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
amp can » amp camp (Expandir a Pesquisa)
5 peer » 25 peer (Expandir a Pesquisa), _ peer (Expandir a Pesquisa), 1 peer (Expandir a Pesquisa)
l ame » l age (Expandir a Pesquisa), _ ame (Expandir a Pesquisa), m ame (Expandir a Pesquisa)
l amp » _ amp (Expandir a Pesquisa), 5 amp (Expandir a Pesquisa), r amp (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 ame) OR (l amp)) dans cet ) or ((( 5 peer amp can new ) or ( 3.5 nacl comet van ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j ((l ame) OR (l amp)) dans cet ) OR ((( 5 peer amp can new ) OR ( 3.5 nacl comet van ngoc ))))*.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j ((l ame) OR (l amp)) dans cet ) or ((( 5 peer amp can new ) or ( 3.5 nacl comet van ngoc ))))*".