Perhaps you should try some spelling variations:
called efficient » based efficient (Expand search), catalyzed efficient (Expand search), and efficient (Expand search)
efficient coding » efficient routing (Expand search), efficient cement (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder called » mode called (Expand search), river called (Expand search), hope called (Expand search)
coder coder » coder decoder (Expand search), code code (Expand search), decoder codec (Expand search)
in python » _ python (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder coder called efficient coding ) OR ( in python python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder coder called efficient coding ) OR ( in python python python programming ))*.