Perhaps you should try some spelling variations:
"coder coder atmega328p microcontroller based" » "coder coder atmega328 microcontroller based" (Expand search), "coder coder atmega2560 microcontroller based" (Expand search), "coder coder stm32f4 microcontroller based" (Expand search), "coder coder atmega328p controller based" (Expand search), "coder decoder atmega328p microcontroller based" (Expand search), "code code atmega328p microcontroller based" (Expand search), "decoder codec atmega328p 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 coder atmega328p microcontroller based") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder atmega328p microcontroller based\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder atmega328p microcontroller based ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder atmega328p microcontroller based") OR ("api python python python programming"))*.