Talvez deva tentar algumas variações de ortografia:
plc programming » c programming (Expandir a busca), block programming (Expandir a busca), _ programming (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
decrease plc » decrease il (Expandir a busca), decrease pro (Expandir a busca), decrease toc (Expandir a busca)
data python » dado python (Expandir a busca), gate python (Expandir a busca), dados python (Expandir a busca)
decrease l » decrease il (Expandir a busca), decrease _ (Expandir a busca), decrease β (Expandir a busca)
l decrease » _ decrease (Expandir a busca), α decrease (Expandir a busca), to decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease l decrease plc programming ) OR ( python data python python programming ))~.