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