Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vat de cung snippets" » "vat le cung snippets", "vat de ung snippets", "vat me cung snippets", "vat da cung snippets", "vat dien cung 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 de cung 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 de cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vat de cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vat de cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.