Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don den di snippets" » "don den code snippets", "don dien di snippets", "dan den di snippets", "don dep di snippets", "don den do snippets", "don ben di snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("don den di snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("don den di snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( don den di snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("don den di snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.