Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"noi van phan snippets" » "noi van phong snippets", "noi van thanh snippets", "noi luan phan snippets", "noi va phan snippets", "doi van phan snippets", "moi van phan snippets", "noi van phan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("noi van phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi van phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi van phan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi van phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.