Talvez deva tentar algumas variações de ortografia:
models develop » model develop (Expandir a Pesquisa), models developed (Expandir a Pesquisa), model develops (Expandir a Pesquisa)
develop type » developing type (Expandir a Pesquisa)
olive rather » live rather (Expandir a Pesquisa), olive rachel (Expandir a Pesquisa), naive rather (Expandir a Pesquisa)
level rather » levels rather (Expandir a Pesquisa), level rates (Expandir a Pesquisa), level race (Expandir a Pesquisa)
drug models » drug mode (Expandir a Pesquisa)
noise level » noise levels (Expandir a Pesquisa)
drugs does » drugs do (Expandir a Pesquisa)
does olive » does live (Expandir a Pesquisa), does online (Expandir a Pesquisa), gomes olive (Expandir a Pesquisa)
drug noise » drug naive (Expandir a Pesquisa), drug nurse (Expandir a Pesquisa), during noise (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 models develop type ) or ((( drugs does olive rather ) or ( drug noise level rather ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( drug models develop type ) OR ((( drugs does olive rather ) OR ( drug noise level rather )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( drug models develop type ) or ((( drugs does olive rather ) or ( drug noise level rather ))))*.