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"
"nao do duc snippets" » "nao de duc snippets", "dao do duc snippets", "nam do duc snippets", "nao dao duc snippets", "nao do duy snippets", "nao do duc 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: (((("nao do duc snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( nao do duc snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nao do duc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.