Perhaps you should try some spelling variations:
"coder using arduino basin using" » "coder using arduino based using" (Expand search), "coder using arduino ensino using" (Expand search), "coder using arduino in using" (Expand search), "coders using arduino basin using" (Expand search), "cover using arduino basin using" (Expand search), "code using arduino basin using" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder using arduino basin using") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using arduino basin using\") OR (\"on python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder using arduino basin using ) OR ( on python python python programming ))*.