Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat da nghe snippets" » "hat day nghe snippets", "hat va nghe snippets", "hat dang nghe snippets", "hat dan nghe snippets", "hat dam nghe snippets", "hat dao nghe 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 da nghe 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 da nghe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat da nghe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat da nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.