Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"jun yong liu slippers" » "hyun yong liu slippers", "yuan yong liu slippers", "jhi yong liu slippers", "jun tong liu slippers", "jun yuhong liu slippers", "jun qiong liu slippers", "jun yong liu slippery", "jun yong liu 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: (((("jun yong liu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jun yong liu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jun yong liu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jun yong liu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.