Perhaps you should try some spelling variations:
parametric programming » geometric programming (Expand search), strategic programming (Expand search)
severity parametric » severity parameter (Expand search), severity parameters (Expand search)
eating severity » patient severity (Expand search), aiding severity (Expand search), gambling severity (Expand search)
python coding » python codigo (Expand search), action coding (Expand search), python code (Expand search)
coding python » codigo python (Expand search), codigos python (Expand search), using python (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder eating » over eating (Expand search), vocoder rating (Expand search), proper eating (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder eating severity parametric programming ) OR ( python coding python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder eating severity parametric programming ) OR ( python coding python python programming ))*.