Perhaps you should try some spelling variations:
based programming » and programming (Expand search), based program (Expand search), cone programming (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
string based » scoring based (Expand search), sharing based (Expand search), sorting based (Expand search)
code string » code sharing (Expand search), code strict (Expand search), code merging (Expand search)
code code » code cdc (Expand search)
in python » _ python (Expand search)

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

• Removing quotes may allow a broader search: (( code code string based programming ) OR ( in python python python programming ))~.