Talvez deva tentar algumas variações de ortografia:
malaria care » malaria case (Expandir a Pesquisa), malaria cases (Expandir a Pesquisa), malaria caused (Expandir a Pesquisa)
nail complex » snail complex (Expandir a Pesquisa), tail complex (Expandir a Pesquisa), snail1 complex (Expandir a Pesquisa)
nacl complex » nac56 complex (Expandir a Pesquisa), nasal complex (Expandir a Pesquisa), nsl complex (Expandir a Pesquisa)
complex care » complex case (Expandir a Pesquisa)
complex dan » complex dance (Expandir a Pesquisa), complex data (Expandir a Pesquisa), complex dapc (Expandir a Pesquisa)
a malaria » _ malaria (Expandir a Pesquisa)
3.5 nacl » 0.9 nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
care now » care new (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 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: (( a malaria care _ newts ) or ((( 3 nail complex dan non ) or ( 3.5 nacl complex care now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a malaria care _ newts ) OR ((( 3 nail complex dan non ) OR ( 3.5 nacl complex care now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a malaria care _ newts ) or ((( 3 nail complex dan non ) or ( 3.5 nacl complex care now ))))*.