Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat de hoc snippets" » "nhat de hoc snippets", "vat de hoc snippets", "dat de hoc snippets", "hat te hoc snippets", "hat du hoc snippets", "hat dien hoc 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 de hoc 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 de hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat de hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat de hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.