Perhaps you should try some spelling variations:
"coder coder sampling effort coding" » "coder under sampling effort coding" (Expand search), "coder over sampling effort coding" (Expand search), "coder core sampling effort coding" (Expand search), "coder coder sampling effort according" (Expand search), "coder coder sampling effort working" (Expand search), "coder coder sampling effort during" (Expand search), "coder decoder sampling effort coding" (Expand search), "code code sampling effort coding" (Expand search), "decoder codec sampling effort coding" (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 sampling effort coding") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sampling effort coding\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sampling effort coding ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling effort coding") OR ("_ python python python programming"))*.