Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den soc da snippets" » "dan soc da snippets", "den hoc da snippets", "den son da snippets", "den soc dai snippets", "den soc dan snippets", "den loc da snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("den soc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den soc da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den soc da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den soc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.