Perhaps you should try some spelling variations:
variational program » variational problem (Expand search), variational problems (Expand search), adaptational program (Expand search)
using variational » using vibrational (Expand search), using fractional (Expand search), using traditional (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
code using » made using (Expand search), coding using (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 using variational program ) OR ( in python python python programming ))~.