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 coding data sparse coding" » "modern coding data sparse coding" (Expand search), "color coding data sparse coding" (Expand search), "odor coding data sparse coding" (Expand search), "coder encoding data sparse coding" (Expand search), "coder closing data sparse coding" (Expand search), "coder coding dna sparse coding" (Expand search), "coder coding data space coding" (Expand search), "coder coding data scarce coding" (Expand search), "coder coding data sparsity coding" (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 coding data sparse coding") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding data sparse coding\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding data sparse coding ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding data sparse coding") OR ("in python python python programming"))*.