Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vat ca hon snippets" » "vat cua hon snippets", "vat va hon snippets", "vat co hon snippets", "vat cao hon snippets", "vat cay hong 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: (((("vat ca hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vat ca hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vat ca hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vat ca hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.