Talvez deva tentar algumas variações de ortografia:
eyes developing » cues developing (Expandir a Pesquisa), does developing (Expandir a Pesquisa), leaves developing (Expandir a Pesquisa)
developing them » developing other (Expandir a Pesquisa), developing three (Expandir a Pesquisa), developing team (Expandir a Pesquisa)
laser therapy » cancer therapy (Expandir a Pesquisa)
noise levels » noise level (Expandir a Pesquisa)
levels over » levels after (Expandir a Pesquisa)
does laser » does liver (Expandir a Pesquisa), does lateral (Expandir a Pesquisa)
drug noise » drug naive (Expandir a Pesquisa), drug nurse (Expandir a Pesquisa), during noise (Expandir a Pesquisa)
drug eyes » drug eye (Expandir a Pesquisa), dog eyes (Expandir a Pesquisa), drug ends (Expandir a Pesquisa)
drug does » drug doses (Expandir a Pesquisa), drugs does (Expandir a Pesquisa), drug dose (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 eyes developing them ) or ((( drug does laser therapy ) or ( drug noise levels over ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( drug eyes developing them ) OR ((( drug does laser therapy ) OR ( drug noise levels over )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( drug eyes developing them ) or ((( drug does laser therapy ) or ( drug noise levels over ))))*.