Perhaps you should try some spelling variations:
"coder processes arduino microcontroller based" » "coder processes arduino controller based" (Expand search), "coder processes arising microcontroller based" (Expand search), "modern processes arduino microcontroller based" (Expand search), "poder processos arduino microcontroller based" (Expand search), "under processes arduino microcontroller based" (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 processes arduino microcontroller based") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder processes arduino microcontroller based\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder processes arduino microcontroller based ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder processes arduino microcontroller based") OR ("api python python python programming"))*.