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