Talvez deva tentar algumas variações de ortografia:
regina carlson » regina caruso (Expandir a Pesquisa), regina cardoso (Expandir a Pesquisa), regina carla (Expandir a Pesquisa)
carlson joseph » larson joseph (Expandir a Pesquisa)
complex tail » complex trait (Expandir a Pesquisa), complex task (Expandir a Pesquisa), complex thin (Expandir a Pesquisa)
cooper rahn » cooper ann (Expandir a Pesquisa), cooper ryan (Expandir a Pesquisa), cooper ray (Expandir a Pesquisa)
pal complex » apical complex (Expandir a Pesquisa), metal complex (Expandir a Pesquisa), basal complex (Expandir a Pesquisa)
nacl regina » nacken regina (Expandir a Pesquisa)
l cooper » _ cooper (Expandir a Pesquisa), a cooper (Expandir a Pesquisa)
7.5 nacl » 3.5 nacl (Expandir a Pesquisa), 0.9 nacl (Expandir a Pesquisa)
tail do » tail dog (Expandir a Pesquisa), tail co (Expandir a Pesquisa), tail does (Expandir a Pesquisa)
_ pal » _ pay (Expandir a Pesquisa), _ pan (Expandir a Pesquisa), _ pap (Expandir a Pesquisa)
otto » otro (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 cooper rahn otto ) or ((( _ pal complex tail do ) or ( 7.5 nacl regina carlson joseph ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l cooper rahn otto ) OR ((( _ pal complex tail do ) OR ( 7.5 nacl regina carlson joseph )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l cooper rahn otto ) or ((( _ pal complex tail do ) or ( 7.5 nacl regina carlson joseph ))))*.