Perhaps you should try some spelling variations:
"coder function _ microcontroller programming" » "coder function _ microcontrollers programming" (Expand search), "coder function _ microcontroller programs" (Expand search), "coder function _ microcontroleurs programmation" (Expand search), "modern function _ microcontroller programming" (Expand search), "power function _ microcontroller programming" (Expand search), "over function _ microcontroller programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 function _ microcontroller programming\") OR (\"on python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder function _ microcontroller programming ) OR ( on python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder function _ microcontroller programming") OR ("on python python python programming"))*.