Perhaps you should try some spelling variations:
"coder documentation _ challenges programmer" » "coder documentation _ challenge programme" (Expand search), "model documentation _ challenges programmer" (Expand search), "car documentation _ challenges programmer" (Expand search), "care documentation _ challenges programmer" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder documentation _ challenges programmer\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder documentation _ challenges programmer ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder documentation _ challenges programmer") OR ("api python python python programming"))*.