Perhaps you should try some spelling variations:
"coder functions _ coding problems" » "power functions _ coding problems" (Expand search), "order functions _ coding problems" (Expand search), "colour functions _ coding problems" (Expand search), "coder functions _ loading problems" (Expand search), "coder functions _ counting problems" (Expand search), "coder functions _ covering problems" (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 functions _ coding problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder functions _ coding problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder functions _ coding problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder functions _ coding problems") OR ("api python python python programming"))*.