Perhaps you should try some spelling variations:
plc programming » c programming (Expand search), block programming (Expand search), _ programming (Expand search)
python script » python scrum (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
decrease its » decreases its (Expand search), decrease with (Expand search), decrease in (Expand search)
its decrease » with decrease (Expand search), nts decreases (Expand search), to decrease (Expand search)
decrease plc » decrease il (Expand search), decrease pro (Expand search), decrease toc (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( decrease its decrease plc programming ) OR ( python script python python programming ))~.