Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den noi co snippets" » "dien noi co snippets", "den coi co snippets", "den voi co snippets", "den noi cho snippets", "den noi bo snippets", "den moi co 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: (((("den noi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den noi co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den noi co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den noi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.