Talvez deva tentar algumas variações de ortografia:
seminal carlos » semino carlos (Expandir a Pesquisa), seminario carlos (Expandir a Pesquisa), espinal carlos (Expandir a Pesquisa)
panax complex » pana complex (Expandir a Pesquisa), panx1 complex (Expandir a Pesquisa), dnax complex (Expandir a Pesquisa)
complex trex » complex tree (Expandir a Pesquisa), complex tetrex (Expandir a Pesquisa), complex tric (Expandir a Pesquisa)
natl seminal » cattle seminal (Expandir a Pesquisa), novel seminal (Expandir a Pesquisa), vital seminal (Expandir a Pesquisa)
carlos nojek » carlos nunez (Expandir a Pesquisa), carlos nunes (Expandir a Pesquisa), carlos nejar (Expandir a Pesquisa)
comps anion » complex anion (Expandir a Pesquisa)
anion net » anion bedt (Expandir a Pesquisa), anion na (Expandir a Pesquisa), anion n (Expandir a Pesquisa)
trex ngoc » trieu ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa)
7.2 natl » 7.2 nacl (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 m comps anion net ) or ((( _ panax complex trex ngoc ) or ( 7.2 natl seminal carlos nojek ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j m comps anion net ) OR ((( _ panax complex trex ngoc ) OR ( 7.2 natl seminal carlos nojek )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j m comps anion net ) or ((( _ panax complex trex ngoc ) or ( 7.2 natl seminal carlos nojek ))))*.