Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phan anh vu snippets" » "pham anh vu snippets", "phan thanh vu snippets", "phan dang vu snippets", "phan hanh vu snippets", "phan anh tu snippets", "phan anh va snippets", "phan anh vu 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.

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