Perhaps you should try some spelling variations:
"coder coder passing concurrent object" » "coder coder proving concurrent object" (Expand search), "coder coder testing concurrent object" (Expand search), "coder coder analysing concurrent object" (Expand search), "coder coder passing concurrent test" (Expand search), "coder soccer passing concurrent object" (Expand search), "coder after passing concurrent object" (Expand search), "coder token passing concurrent object" (Expand search), "coder decoder passing concurrent object" (Expand search), "code code passing concurrent object" (Expand search), "decoder codec passing concurrent object" (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 passing concurrent object") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder passing concurrent object\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder passing concurrent object ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder passing concurrent object") OR ("_ python python python programming"))*.