Perhaps you should try some spelling variations:
"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)
"coder coder with signal processing" » "coder decoder with signal processing" (Expand search), "code code with signal processing" (Expand search), "decoder codec with signal processing" (Expand search), "coder coder with spinal processing" (Expand search), "coder coder with signs processing" (Expand search), "coder coder with sisal processing" (Expand search), "coder codes with signal processing" (Expand search), "coder code with signal processing" (Expand search), "coder cover with signal processing" (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 coder with signal processing\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder with signal processing ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder with signal processing") OR ("api python python python programming"))*.