Perhaps you should try some spelling variations:
"and teaching python arduino programming" » "and teaching python arduino programmable" (Expand search), "and teaching python radio programming" (Expand search), "and teaching python learning programming" (Expand search), "and learning python arduino programming" (Expand search), "and teaching path arduino programming" (Expand search), "and teaching paths arduino programming" (Expand search)
"python coding python python programming" » "python codigo python python programming" (Expand search), "action coding python python programming" (Expand search), "python code python python programming" (Expand search), "python codigos python python programming" (Expand search), "python using python python programming" (Expand search), "python coding pythons python programming" (Expand search), "python coding piton python programming" (Expand search), "python coding pitons 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: "((\"and teaching python arduino programming\") OR (\"python coding python python programming\"))~".
• Removing quotes may allow a broader search: (( and teaching python arduino programming ) OR ( python coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and teaching python arduino programming") OR ("python coding python python programming"))*.