Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den cam chu snippets" » "den cac chu snippets", "den lam chu snippets", "den nam chu snippets", "den cam phu snippets", "den cam thu snippets"
"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: (((("den cam chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den cam chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("den cam chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.