Perhaps you should try some spelling variations:
"coder coder teaching visual processing" » "coder coder teaching signal processing" (Expand search), "coder coder teaching minimal processing" (Expand search), "coder coder teaching digital processing" (Expand search), "coder code teaching visual processing" (Expand search), "coder poder teaching visual processing" (Expand search), "coder model teaching visual processing" (Expand search), "coder decoder teaching visual processing" (Expand search), "code code teaching visual processing" (Expand search), "decoder codec teaching visual processing" (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 coder teaching visual processing\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder teaching visual processing ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder teaching visual processing") OR ("api python python python programming"))*.