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 phase tree problem" » "coder coder phase the problem" (Expand search), "coder decoder phase tree problem" (Expand search), "code code phase tree problem" (Expand search), "decoder codec phase tree problem" (Expand search), "coder order phase tree problem" (Expand search), "coder model phase tree problem" (Expand search), "coder power phase tree problem" (Expand search), "coder coder phase three problem" (Expand search), "coder coder phase free 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 phase tree problem") OR ("monty python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder phase tree problem\") OR (\"monty python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder phase tree problem ) OR ( monty python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder phase tree problem") OR ("monty python python python programming"))*.