Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chen yun li slippers" » "chen yu li slippers", "chen bui li slippers", "chen den li slippers", "chen jun li slippers", "chen yulan li slippers", "chen yun li slippery", "chen yun li grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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