Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cua han san snippets" » "cua nhan san snippets", "cua hang san snippets", "cua phan san snippets", "cua hanh san snippets", "cua hai san snippets", "cua tan san snippets", "cua han san 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: (((("cua han san snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( cua han san snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cua han san snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.