Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung do ngoc slippers" » "dung doi ngoc slippers", "dung co ngoc slippers", "dung de ngoc slippers", "dung duc ngoc slippers", "dung do nguoi slippers", "dung do ngoc slippery", "dung do ngoc 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: (((("dung do ngoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung do ngoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("dung do ngoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.