Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hoi dan dua snippets" » "hoa dan dua snippets", "hoc dan dua snippets", "hoi dap dua snippets", "hoi dai dua snippets", "hoi dan cua snippets", "hoi dan da snippets", "hoi dan dua 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: (((("hoi dan dua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( hoi dan dua snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoi dan dua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.