Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"jun hong li snippets" » "jin hong li snippets", "jun yong li snippets", "chun hong li snippets", "jun cong li snippets", "jun hong le snippets", "jun thong le snippets", "jun hong li 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: (((("jun hong li snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jun hong li snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jun hong li snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jun hong li snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.