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