Perhaps you should try some spelling variations:
localization efficient » localization efficiency (Expand search), localization effect (Expand search), localizacion coeficiente (Expand search)
efficient programming » efficient processing (Expand search), fragment programming (Expand search)
code localization » node localization (Expand search), core localization (Expand search), nodes localization (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
code code » code cdc (Expand search)

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

• Removing quotes may allow a broader search: (( code code localization efficient programming ) OR ( _ python python python programming ))~.