Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"anh van tho snippets" » "anh va tho snippets", "thanh van tho snippets", "doanh van tho snippets", "anh van thao snippets", "anh van thu snippets", "anh van thi snippets", "anh van tho 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: (((("anh van tho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( anh van tho snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("anh van tho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.