Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran anh vu snippets" » "tran manh vu snippets", "tuan anh vu snippets", "tran thanh vu snippets", "tran hanh vu snippets", "tran anh tu snippets", "tran anh va snippets", "tran 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: (((("tran anh vu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( tran anh vu snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tran anh vu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.