Talvez deva tentar algumas variações de ortografia:
doses develop » loss develop (Expandir a Pesquisa), posters develop (Expandir a Pesquisa), models develop (Expandir a Pesquisa)
disease liver » disease like (Expandir a Pesquisa), disease linked (Expandir a Pesquisa), disease living (Expandir a Pesquisa)
develop them » develop type (Expandir a Pesquisa), develop age (Expandir a Pesquisa)
drug disease » drug release (Expandir a Pesquisa)
during noise » during noisy (Expandir a Pesquisa), using noise (Expandir a Pesquisa), during noble (Expandir a Pesquisa)
drug doses » drug dose (Expandir a Pesquisa)
liver ther » liver other (Expandir a Pesquisa), live rather (Expandir a Pesquisa), liver thle2 (Expandir a Pesquisa)
level ther » level theory (Expandir a Pesquisa), level rather (Expandir a Pesquisa), levels other (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: (( drug doses develop them ) or ((( drug disease liver ther ) or ( during noise level ther ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( drug doses develop them ) OR ((( drug disease liver ther ) OR ( during noise level ther )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( drug doses develop them ) or ((( drug disease liver ther ) or ( during noise level ther ))))*.