Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ghep moi den snippets" » "ghep noi den snippets", "ghet moi den snippets", "thep moi den snippets", "ghep hoi den snippets", "ghep moi dan snippets", "ghep moi de 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: (((("ghep moi den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ghep moi den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ghep moi den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ghep moi den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.