Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cuu tu zhang snippets" » "cuu yu zhang snippets", "cuu tao zhang snippets", "cuu hui zhang snippets", "cuu thu zhang snippets", "cau tu zhang snippets", "chu tu zhang snippets", "cuu tu zhang 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.

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