Perhaps you should try some spelling variations:
"coder coder coding activity effect" » "coder coder costing activity effect" (Expand search), "coder coder coating activity effect" (Expand search), "coder coder modeling activity effect" (Expand search), "coder coder coding activity effects" (Expand search), "coder coder coding activity affect" (Expand search), "coder coder coding activity affects" (Expand search), "coder modern coding activity effect" (Expand search), "coder color coding activity effect" (Expand search), "coder odor coding activity effect" (Expand search), "coder decoder coding activity effect" (Expand search), "code code coding activity effect" (Expand search), "decoder codec coding activity effect" (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 coding activity effect") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder coding activity effect\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder coding activity effect ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder coding activity effect") OR ("_ python python python programming"))*.