Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vat van cuc snippets" » "vat va cuc snippets", "van van cuc snippets", "vat ran cuc snippets", "vat van duc snippets", "vat van luc snippets", "vat van cu 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 van cuc 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 van cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vat van cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vat van cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.