Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"san van vat snippets" » "tan van vat snippets", "luan van vat snippets", "tran van vat snippets", "san van chat snippets", "san nhan vat snippets", "san van vat slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("python using java snippets") or ("san van vat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("san van vat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( san van vat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("san van vat snippets"))) or ("locating bug code snippets"))*.