Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung ty da snippets" » "nhung ky da snippets", "nhung y da snippets", "nhung thay da snippets", "nhung ty dau snippets", "nhung ty dat snippets", "nhung ti da 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: (((("nhung ty da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung ty da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung ty da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung ty da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.