Perhaps you should try some spelling variations:
"coder sampling methods _ programming" » "under sampling methods _ programming" (Expand search), "over sampling methods _ programming" (Expand search), "core sampling methods _ programming" (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), "manim 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 sampling methods _ programming\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder sampling methods _ programming ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder sampling methods _ programming") OR ("api python python python programming"))*.