Perhaps you should try some spelling variations:
"coder coder using frequencies experimental" » "coder coder using sequences experimental" (Expand search), "coder coder using sequenced experimental" (Expand search), "coder coder using sequence experimental" (Expand search), "coder coder using frequency experimental" (Expand search), "coder coder using frequentist experimental" (Expand search), "coder coder feeding frequencies experimental" (Expand search), "coder decoder using frequencies experimental" (Expand search), "code code using frequencies experimental" (Expand search), "decoder codec using frequencies experimental" (Expand search), "coder coders using frequencies experimental" (Expand search), "coder cover using frequencies experimental" (Expand search), "coder code using frequencies experimental" (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 using frequencies experimental") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder using frequencies experimental\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder using frequencies experimental ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder using frequencies experimental") OR ("_ python python python programming"))*.