Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan lon ve snippets" » "phan bon ve snippets", "phan lan ve snippets", "han lon ve snippets", "phan long ve snippets", "phan lon va snippets", "phan lon vi 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 lon ve 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 lon ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan lon ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan lon ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.