Perhaps you should try some spelling variations:
"coder coding arduino safety program" » "coder cutting arduino safety program" (Expand search), "coder using arduino safety program" (Expand search), "coder con arduino safety program" (Expand search), "modern coding arduino safety program" (Expand search), "color coding arduino safety program" (Expand search), "odor coding arduino safety program" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python 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: "((\"coder coding arduino safety program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding arduino safety program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding arduino safety program") OR ("api python python python programming"))*.