Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"lan anh lu snippets" » "van anh lu snippets", "tuan anh lu snippets", "lan anh tu snippets", "lan anh du snippets", "lan anh le snippets", "lan anh lu slippers"

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: (((("lan anh lu snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( lan anh lu snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lan anh lu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.