Talvez deva tentar algumas variações de ortografia:
common lesions » colon lesions (Expandir a Pesquisa), common questions (Expandir a Pesquisa)
during common » during community (Expandir a Pesquisa)
humano normal » human normal (Expandir a Pesquisa), human dermal (Expandir a Pesquisa), humano animal (Expandir a Pesquisa)
humana normal » human normal (Expandir a Pesquisa), human dermal (Expandir a Pesquisa)
aventuras do » aventuras de (Expandir a Pesquisa)
chip during » chips during (Expandir a Pesquisa), hip during (Expandir a Pesquisa), clip during (Expandir a Pesquisa)
lesions e » lesions et (Expandir a Pesquisa), lesions e6 (Expandir a Pesquisa), lesions en (Expandir a Pesquisa)
do chip » do chi (Expandir a Pesquisa), do chile (Expandir a Pesquisa), do child (Expandir a Pesquisa)
e de » e da (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: as aventuras do chip during common lesions e de viagem ((humano normal) OR (humana normal))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "as aventuras do chip during common lesions e de viagem ((humano normal) OR (humana normal))*".