Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban than hop snippets" » "ban thanh hop snippets", "van thanh hop snippets", "ban hang hop snippets", "ban than hoc snippets", "ban nhan hop snippets", "ban phan hop 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 than hop 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 than hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban than hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban than hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.