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 sky routing problem" » "coder decoder sky routing problem" (Expand search), "code code sky routing problem" (Expand search), "decoder codec sky routing problem" (Expand search), "coder coder s routing problem" (Expand search), "coder coder sub routing problem" (Expand search), "coder coder ship 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 sky routing problem") OR ("monty python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sky routing problem\") OR (\"monty python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sky routing problem ) OR ( monty python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sky routing problem") OR ("monty python python python programming"))*.