Perhaps you should try some spelling variations:
"python code python python programming" » "python code pythons python programming" (Expand search), "python code piton python programming" (Expand search), "python code pitons python programming" (Expand search), "python codigo python python programming" (Expand search), "python pacote python python programming" (Expand search)
"coder coding on arduino programmable" » "modern coding on arduino programmable" (Expand search), "color coding on arduino programmable" (Expand search), "odor coding on arduino programmable" (Expand search), "coder coding con arduino programmable" (Expand search), "coder coding an arduino programmable" (Expand search), "coder coding of arduino programmable" (Expand search), "coder coding in arduino programmable" (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 coding on arduino programmable\") OR (\"python code python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding on arduino programmable ) OR ( python code python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding on arduino programmable") OR ("python code python python programming"))*.