Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban lang du snippets" » "ban hang du snippets", "ba lang du snippets", "ban dang du snippets", "ban lang duc snippets", "ban nang du snippets", "ban tang 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: (((("ban lang du 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 lang du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban lang du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban lang du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.