Perhaps you should try some spelling variations:
"coder _ arduino microcomputer programming" » "coder _ arduino computer programming" (Expand search), "coder _ arduino computers programming" (Expand search), "coder _ arduino microcomputers upgrading" (Expand search), "coder _ using microcomputer 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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder _ arduino microcomputer programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ arduino microcomputer programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ arduino microcomputer programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ arduino microcomputer programming") OR ("api python python python programming"))*.