Talvez deva tentar algumas variações de ortografia:
the preprocessing » the processing (Expandir a busca), their processing (Expandir a busca), image preprocessing (Expandir a busca)
decrease walking » increase walking (Expandir a busca), decrease during (Expandir a busca), decrease lodging (Expandir a busca)
walking decrease » walking decreases (Expandir a busca), warming decreases (Expandir a busca), taping decrease (Expandir a busca)
decrease the » decreases the (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
decrease and » decreases and (Expandir a busca), decrease in (Expandir a busca), decrease of (Expandir a busca)
decreases at » decreases gait (Expandir a busca), decreases and (Expandir a busca), decreases ptp (Expandir a busca)
at decrease » rate decrease (Expandir a busca), that decrease (Expandir a busca), and decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease walking decrease the preprocessing ) OR ( decrease and decreases at decrease ))~.