Perhaps you should try some spelling variations:
"coder coder nir arduino programming" » "coder coder nir arduino programmable" (Expand search), "coder coder nir radio programming" (Expand search), "coder coder nir learning programming" (Expand search), "coder decoder nir arduino programming" (Expand search), "code code nir arduino programming" (Expand search), "decoder codec nir arduino programming" (Expand search), "coder coder via arduino programming" (Expand search), "coder coder in arduino programming" (Expand search), "coder coder pi arduino 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)

You may be able to get more results by adjusting your search query.

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