Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"com dung von snippets" » "cong dung von snippets", "kim dung von snippets", "hoc dung von snippets", "com dong von snippets", "com dung cong snippets", "com dung va 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: (((("python using java snippets") or ("com dung von snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("com dung von snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( com dung von snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("com dung von snippets"))) or ("locating bug code snippets"))*.