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