Perhaps you should try some spelling variations:
"copper application python arduino morse" » "computer application python arduino morse" (Expand search), "power application python arduino morse" (Expand search), "center application python arduino morse" (Expand search), "copper application method arduino morse" (Expand search), "copper aplicativo python arduino morse" (Expand search), "copper application methods arduino morse" (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: "((\"copper application python arduino morse\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( copper application python arduino morse ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("copper application python arduino morse") OR ("api python python python programming"))*.