Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bert van den snippets" » "robert van den snippets", "ket van den snippets", "bru van den snippets", "bert van de snippets", "bert van der snippets", "bert ban 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: (((("bert van 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: (((("bert van den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bert van den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bert van den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.