Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan than mon snippets" » "dan chan mon snippets", "ban than mon snippets", "van than mon snippets", "dan than man snippets", "dan thanh son snippets", "dan thanh moi 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: (((("dan than mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan than mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan than mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan than mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.