Talvez deva tentar algumas variações de ortografia:
user programming » based programming (Expandir a busca), pair programming (Expandir a busca), r programming (Expandir a busca)
decrease user » increase user (Expandir a busca), decreased use (Expandir a busca), decrease after (Expandir a busca)
python taking » python coding (Expandir a busca)
decrease of » decrease in (Expandir a busca)
of decrease » not decrease (Expandir a busca), to decrease (Expandir a busca), of decree (Expandir a busca)
taking root » causing root (Expandir a busca)
root python » tool python (Expandir a busca), root pathogen (Expandir a busca), monty python (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease of decrease user programming ) OR ( python taking root python programming ))~.