Perhaps you should try some spelling variations:
"code using arduino programming computer" » "code using arduino processing computer" (Expand search), "code using arduino programmable computer" (Expand search), "code using radio programming computer" (Expand search), "code using learning programming computer" (Expand search), "made using arduino programming computer" (Expand search), "coding using arduino programming computer" (Expand search)
"api pitoni python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons python python programming" (Expand search), "api pitoni pythons python programming" (Expand search), "api pitoni piton python programming" (Expand search), "api pitoni 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: "((\"code using arduino programming computer\") OR (\"api pitoni python python programming\"))~".
• Removing quotes may allow a broader search: (( code using arduino programming computer ) OR ( api pitoni python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("code using arduino programming computer") OR ("api pitoni python python programming"))*.