Perhaps you should try some spelling variations:
"coder coder decoder 2015 procedural" » "coder coder decoder 2017 procedural" (Expand search), "coder encoder decoder 2015 procedural" (Expand search), "coder coder december 2015 procedural" (Expand search), "coder coder code 2015 procedural" (Expand search), "coder coder poder 2015 procedural" (Expand search), "code code decoder 2015 procedural" (Expand search), "decoder codec decoder 2015 procedural" (Expand search), "codesc poder decoder 2015 procedural" (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 coder decoder 2015 procedural") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder decoder 2015 procedural\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder decoder 2015 procedural ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder decoder 2015 procedural") OR ("api python python python programming"))*.