Talvez deva tentar algumas variações de ortografia:
cases processes » cases processed (Expandir a busca), based processes (Expandir a busca), bases processos (Expandir a busca)
diseases cases » disease cases (Expandir a busca), diseases case (Expandir a busca), diseases caused (Expandir a busca)
pythons python » python python (Expandir a busca), pitons python (Expandir a busca), piton python (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
and diseases » and disease (Expandir a busca)
python 2a » python _ (Expandir a busca), python c (Expandir a busca), python to (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease and diseases cases processes ) OR ( python 2a pythons python programming ))~.