Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan tinh da snippets" » "phan tich da snippets", "phan dinh da snippets", "phan kinh da snippets", "phan tinh va snippets", "phan tinh gia snippets", "phan tinh lao 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: (((("phan tinh 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: (((("phan tinh da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan tinh da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan tinh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.