Perhaps you should try some spelling variations:
"monty python python python programming" » "monty pythons python python programming" (Expand search), "monty piton python python programming" (Expand search), "monty pitons python python programming" (Expand search)
"coder coder mst routing problem" » "coder decoder mst routing problem" (Expand search), "code code mst routing problem" (Expand search), "decoder codec mst routing problem" (Expand search), "coder coder mesh routing problem" (Expand search), "coder coder iot routing problem" (Expand search), "coder coder path routing problem" (Expand search), "coder poder mst routing problem" (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 mst routing problem") OR ("monty python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder mst routing problem\") OR (\"monty python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder mst routing problem ) OR ( monty python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder mst routing problem") OR ("monty python python python programming"))*.