Talvez deva tentar algumas variações de ortografia:
metal complex » metal complexes (Expandir a Pesquisa)
complex than » complex trait (Expandir a Pesquisa)
carlos roger » carlos rogerio (Expandir a Pesquisa), carlos romero (Expandir a Pesquisa), carlos robert (Expandir a Pesquisa)
camps johan » camps joan (Expandir a Pesquisa), camps juan (Expandir a Pesquisa), aps johan (Expandir a Pesquisa)
johan neetu » john neetu (Expandir a Pesquisa), mohan neethu (Expandir a Pesquisa), johan jeet (Expandir a Pesquisa)
kno carlos » knopf carlos (Expandir a Pesquisa), cano carlos (Expandir a Pesquisa), nino carlos (Expandir a Pesquisa)
than ngoc » thanh ngoc (Expandir a Pesquisa), thuan ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa)
nacl kno » nacl nano (Expandir a Pesquisa), nacl en (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa)
l camps » l campos (Expandir a Pesquisa), _ camps (Expandir a Pesquisa), e camps (Expandir a Pesquisa)
5 metal » 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 camps johan neetu ) or ((( 5 metal complex than ngoc ) or ( 3.5 nacl kno carlos roger ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l camps johan neetu ) OR ((( 5 metal complex than ngoc ) OR ( 3.5 nacl kno carlos roger )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l camps johan neetu ) or ((( 5 metal complex than ngoc ) or ( 3.5 nacl kno carlos roger ))))*.