Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat ke den snippets" » "hat de den snippets", "hat le den snippets", "hoat keo den snippets", "hat ke dan snippets", "hat ke don snippets", "hat se den 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: (((("hat ke 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: (((("hat ke den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat ke den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat ke den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.