Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu trong dot snippets" » "tu trong doi snippets", "tu trong mot snippets", "tu trong dat snippets", "tu tuong dot snippets", "tu tieng dot 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: (((("tu trong dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu trong dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu trong dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu trong dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.