Talvez deva tentar algumas variações de ortografia:
coombes jason » coombs jason (Expandir a Pesquisa), toombs jason (Expandir a Pesquisa), coombes janine (Expandir a Pesquisa)
metal complex » metal complexes (Expandir a Pesquisa)
complex tres » complex tree (Expandir a Pesquisa), complex trex (Expandir a Pesquisa), complex tris (Expandir a Pesquisa)
carlos dejar » carlos nejar (Expandir a Pesquisa), carlos vejar (Expandir a Pesquisa), carlos bejar (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
l coombes » k coombes (Expandir a Pesquisa), l coomber (Expandir a Pesquisa), m coombes (Expandir a Pesquisa)
tres ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tien ngoc (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
5 metal » 5 metil (Expandir a Pesquisa), 5 methyl (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 coombes jason _ ) or ((( 5 metal complex tres ngoc ) or ( 0.9 nacl kno carlos dejar ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l coombes jason _ ) OR ((( 5 metal complex tres ngoc ) OR ( 0.9 nacl kno carlos dejar )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l coombes jason _ ) or ((( 5 metal complex tres ngoc ) or ( 0.9 nacl kno carlos dejar ))))*.