Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam va ton snippets" » "dam van ton snippets", "nam va ton snippets", "dam ha ton snippets", "dam va toan snippets", "dam va tong snippets", "dam va tin 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: (((("dam va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam va ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam va ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.