Perhaps you should try some spelling variations:
material processing » materials processing (Expand search), mineral processing (Expand search), thermal processing (Expand search)
decrease material » decreases maternal (Expand search), decrease bacterial (Expand search), decrease arterial (Expand search)
rate decrease » rats decreases (Expand search), ratio decrease (Expand search), rate increase (Expand search)
python code » python coding (Expand search), python redes (Expand search)
node rate » node ratio (Expand search), node state (Expand search), node base (Expand search)
pitons » citons (Expand search), pitoni (Expand search), pitoes (Expand search)

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

• Removing quotes may allow a broader search: (( node rate decrease material processing ) OR ( python code pitons python programming ))~.