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 sample _ problems" » "coder modern sample _ problems" (Expand search), "coder cover samples _ problems" (Expand search), "coder code samples _ problems" (Expand search), "coder decoder sample _ problems" (Expand search), "code code sample _ problems" (Expand search), "decoder codec sample _ problems" (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 sample _ problems") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sample _ problems\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sample _ problems ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sample _ problems") OR ("in python python python programming"))*.