Perhaps you should try some spelling variations:
"coder coding testing concurrent object" » "coder coding test concurrent object" (Expand search), "coder coding testing current object" (Expand search), "coder coding rewriting concurrent object" (Expand search), "coder coding testing concurrent test" (Expand search), "coder scaling testing concurrent object" (Expand search), "coder bending testing concurrent object" (Expand search), "coder coding using concurrent object" (Expand search), "modern coding testing concurrent object" (Expand search), "color coding testing concurrent object" (Expand search), "odor coding testing concurrent object" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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 coding testing concurrent object") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding testing concurrent object\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding testing concurrent object ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding testing concurrent object") OR ("api python python python programming"))*.