Talvez deva tentar algumas variações de ortografia:
present relation » patient relation (Expandir a Pesquisa), treatment relation (Expandir a Pesquisa), present population (Expandir a Pesquisa)
relation salt » relation scale (Expandir a Pesquisa), relation art (Expandir a Pesquisa), relation solv (Expandir a Pesquisa)
meltzer nerve » meltzer nee (Expandir a Pesquisa), meltzer helle (Expandir a Pesquisa), meltzer eric (Expandir a Pesquisa)
derived ca » derived car (Expandir a Pesquisa), derived cao (Expandir a Pesquisa), derived c (Expandir a Pesquisa)
salt diets » salt diet (Expandir a Pesquisa), fat diets (Expandir a Pesquisa)
j present » j prevent (Expandir a Pesquisa), j prevents (Expandir a Pesquisa), j preben (Expandir a Pesquisa)
j meltzer » i meltzer (Expandir a Pesquisa), _ meltzer (Expandir a Pesquisa), k peltzer (Expandir a Pesquisa)
ca dis » la dis (Expandir a Pesquisa), da dis (Expandir a Pesquisa)
case 4 » case _ (Expandir a Pesquisa), case 1 (Expandir a Pesquisa), case 2 (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: (( _ host derived ca dis ) or ((( j present relation salt diets ) or ( j meltzer nerve case 4 ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ host derived ca dis ) OR ((( j present relation salt diets ) OR ( j meltzer nerve case 4 )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ host derived ca dis ) or ((( j present relation salt diets ) or ( j meltzer nerve case 4 ))))*.