Perhaps you should try some spelling variations:
decrease material » decreases maternal (Expand search), decrease bacterial (Expand search), decrease arterial (Expand search)
material proposal » material program (Expand search), material processo (Expand search), material promocional (Expand search)
cpp decrease » spp decrease (Expand search), can decrease (Expand search), tip decreases (Expand search)
code cpp » code cpc (Expand search), code app (Expand search), code ctn (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: (( code cpp decrease material proposal ) OR ( python data pitons python programming ))~.