Talvez deva tentar algumas variações de ortografia:
coombs jason » coombes jason (Expandir a Pesquisa), toombs jason (Expandir a Pesquisa), cooper jason (Expandir a Pesquisa)
complex tran » complex trans (Expandir a Pesquisa), complex than (Expandir a Pesquisa), complex trait (Expandir a Pesquisa)
carlos nocek » carlos nojek (Expandir a Pesquisa), carlos noceda (Expandir a Pesquisa), carlos nick (Expandir a Pesquisa)
mec complex » sec complex (Expandir a Pesquisa), c complex (Expandir a Pesquisa), bc complex (Expandir a Pesquisa)
jair carlos » mir carlos (Expandir a Pesquisa), nejar carlos (Expandir a Pesquisa)
nacl jair » nacl nabr (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
jason a » jason _ (Expandir a Pesquisa)
5 mec » _ mec (Expandir a Pesquisa), 5 meo (Expandir a Pesquisa), 5 mev (Expandir a Pesquisa)
ngoc » ngo (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 _ coombs jason a ) or ((( 5 mec complex tran ngoc ) or ( 7.5 nacl jair carlos nocek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ coombs jason a ) OR ((( 5 mec complex tran ngoc ) OR ( 7.5 nacl jair carlos nocek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ coombs jason a ) or ((( 5 mec complex tran ngoc ) or ( 7.5 nacl jair carlos nocek ))))*.