Perhaps you should try some spelling variations:
"coder coding using micro controllers" » "coder coding using micro controller" (Expand search), "coder coding using micro controlled" (Expand search), "coder coding using microcontrollers _" (Expand search), "modern coding using micro controllers" (Expand search), "color coding using micro controllers" (Expand search), "odor coding using micro controllers" (Expand search), "coder loading using micro controllers" (Expand search), "coder modeling using micro controllers" (Expand search), "coder drying using micro controllers" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding using micro controllers\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding using micro controllers ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding using micro controllers") OR ("api python python python programming"))*.