Perhaps you should try some spelling variations:
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python python python programming" (Expand search)
"code using arduino and using" » "code using arduino nano using" (Expand search), "code using arduino uno using" (Expand search), "code using arduino in using" (Expand search), "made using arduino and using" (Expand search), "coding using arduino and using" (Expand search), "code using arduino and housing" (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: "((\"code using arduino and using\") OR (\"via python python python programming\"))~".
• Removing quotes may allow a broader search: (( code using arduino and using ) OR ( via python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("code using arduino and using") OR ("via python python python programming"))*.