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