Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"do dac den snippets" » "do dan den snippets", "do dao den snippets", "do day den snippets", "do duc den snippets", "do dai den snippets", "so dac 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: (((("do dac 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: (((("do dac den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( do dac den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("do dac den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.