Perhaps you should try some spelling variations:
"coder coder promising source software" » "coder novel promising source software" (Expand search), "coder more promising source software" (Expand search), "coder open promising source software" (Expand search), "coder decoder promising source software" (Expand search), "code code promising source software" (Expand search), "decoder codec promising source software" (Expand search)
"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)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder promising source software") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder promising source software\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder promising source software ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder promising source software") OR ("in python python python programming"))*.