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