Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con day de snippets" » "cong dan de snippets", "chon dat de snippets", "cong dac de snippets", "con day den snippets", "con dai de snippets", "con day du 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: (((("con day de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con day de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con day de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con day de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.