Perhaps you should try some spelling variations:
"coder coder communication process problem" » "coder coder communication protocol problem" (Expand search), "coder codes communication process problem" (Expand search), "coder modern communication process problem" (Expand search), "coder power communication process problem" (Expand search), "coder coder communication problemas problem" (Expand search), "coder coder communication process promoted" (Expand search), "coder decoder communication process problem" (Expand search), "code code communication process problem" (Expand search), "decoder codec communication process problem" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ 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 communication process problem") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder communication process problem\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder communication process problem ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder communication process problem") OR ("_ python python python programming"))*.