Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"duc _ duan snippets" » "duc _ duan slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duc _ duan snippets") OR ("python using data snippets"))) OR ("lochating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"duc _ duan snippets\") OR (\"python using data snippets\"))) OR (\"lochating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( duc _ duan snippets ) OR ( python using data snippets ))) OR ( lochating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc _ duan snippets") OR ("python using data snippets"))) OR ("lochating bug code snippets"))*.