Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den cam den snippets" » "den cac den snippets", "den lam den snippets", "den nam den snippets", "den cham den snippets", "den cap den snippets", "den cau den 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 cam den 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 cam den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den cam den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den cam den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.