Perhaps you should try some spelling variations:
"coder representations _ precoder program" » "encoder representations _ precoder program" (Expand search), "power representations _ precoder program" (Expand search), "node representations _ precoder program" (Expand search), "coder representations _ proder program" (Expand search), "coder representations _ recovery program" (Expand search), "coder representations _ precoce programa" (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 representations _ precoder program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder representations _ precoder program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder representations _ precoder program") OR ("api python python python programming"))*.