Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung su may slippers" » "dung cu may slippers", "dung du may slippers", "dung so may slippers", "dung su mai slippers", "dung su my slippers", "dung su may slippery", "dung su may grippers"
"locating bug code snippets" » "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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung su may slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung su may slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung su may slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung su may slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.