Perhaps you should try some spelling variations:
"coder coder _ informal problem" » "coder coder _ interval problem" (Expand search), "coder coder _ information problem" (Expand search), "coder coder _ informacao problema" (Expand search), "coder decoder _ informal problem" (Expand search), "code code _ informal problem" (Expand search), "decoder codec _ informal problem" (Expand search)
"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)

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 _ informal problem") OR ("monty python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ informal problem\") OR (\"monty python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ informal problem ) OR ( monty python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ informal problem") OR ("monty python python python programming"))*.