Perhaps you should try some spelling variations:
constructability python » constructability factors, constructability forcing
function variability » functions variability, functional variability, function visibility
variability https » variability helps, reliability https, variability its
based function » based functional, basis function, basic function
python based » python basic, python basics, python care

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

• Performing a fuzzy search may retrieve terms with similar spellings: constructability python based function variability https~.
• Adding a wildcard symbol may retrieve word variants: constructability python based function variability https*.