Perhaps you should try some spelling variations:
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ python python python programming" (Expand search)
"coder coder models and coverage" » "coder decoder models and coverage" (Expand search), "coder poder modelos and coverage" (Expand search), "coder order models and coverage" (Expand search), "coder coder models and cover" (Expand search), "code code models and coverage" (Expand search), "decoder codec models and coverage" (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 models and coverage\") OR (\"in python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder models and coverage ) OR ( in python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder models and coverage") OR ("in python python python programming"))*.