Perhaps you should try some spelling variations:
cnc programming » conic programming (Expand search), cone programming (Expand search), and programming (Expand search)
encoding waste » encoding data (Expand search), encoding task (Expand search), encoding based (Expand search)
waste decrease » faster decrease (Expand search), rate decrease (Expand search), system decrease (Expand search)
decrease cnc » decrease in (Expand search), decrease and (Expand search), decrease on (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
python code » python coding (Expand search), python redes (Expand search)
code piton » code position (Expand search)

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

• Removing quotes may allow a broader search: (( encoding waste decrease cnc programming ) OR ( python code piton python programming ))~.