Perhaps you should try some spelling variations:
"coder and arduino integer programming" » "coder and arduino linear programming" (Expand search), "coder and arduino internal programming" (Expand search), "coder an arduino integer programming" (Expand search), "coder usando arduino integer programming" (Expand search), "code and arduino integer programming" (Expand search), "codes and arduino integer programming" (Expand search), "poder and arduino integer programming" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder and arduino integer programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder and arduino integer programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder and arduino integer programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder and arduino integer programming") OR ("api python python python programming"))*.