Talvez deva tentar algumas variações de ortografia:
model complex » model complexes (Expandir a Pesquisa), novel complex (Expandir a Pesquisa)
complex trips » complex tris (Expandir a Pesquisa), complex traits (Expandir a Pesquisa), complex trans (Expandir a Pesquisa)
carmo carlos » cardo carlos (Expandir a Pesquisa), caro carlos (Expandir a Pesquisa), carlo carlos (Expandir a Pesquisa)
carlos joel » carlson joel (Expandir a Pesquisa), carlos jose (Expandir a Pesquisa), carlos joao (Expandir a Pesquisa)
gomes joan » gomes joana (Expandir a Pesquisa), gomes joao (Expandir a Pesquisa), gomes jean (Expandir a Pesquisa)
joan nieto » juan nieto (Expandir a Pesquisa), adan nieto (Expandir a Pesquisa), ivan nieto (Expandir a Pesquisa)
trips ngo » tri ngo (Expandir a Pesquisa), trinh ngo (Expandir a Pesquisa), trips do (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 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 _ gomes joan nieto ) or ((( 2 model complex trips ngo ) or ( 3 nacl carmo carlos joel ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j _ gomes joan nieto ) OR ((( 2 model complex trips ngo ) OR ( 3 nacl carmo carlos joel )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j _ gomes joan nieto ) or ((( 2 model complex trips ngo ) or ( 3 nacl carmo carlos joel ))))*.