Perhaps you should try some spelling variations:
coder modulation » code modulation (Expand search), coded modulation (Expand search), power modulation (Expand search)
modulation based » population based (Expand search), modulator based (Expand search), formulation based (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder coder » coder decoder (Expand search), code code (Expand search), decoder codec (Expand search)
on python » in python (Expand search), of python (Expand search), _ python (Expand search)

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

• Removing quotes may allow a broader search: (( coder coder modulation based program ) OR ( on python python python programming )).