Perhaps you should try some spelling variations:
"coder code st microcontrollers programming" » "coder code in microcontrollers programming" (Expand search), "coder code with microcontrollers programming" (Expand search), "coder code cost microcontroller programming" (Expand search), "code code st microcontrollers programming" (Expand search), "modern code st microcontrollers programming" (Expand search), "color code st microcontrollers programming" (Expand search), "coder code set microcontrollers programming" (Expand search), "coder code at microcontrollers programming" (Expand search), "coder code s microcontrollers 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.

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