Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cuu san lan snippets" » "cuu van lan snippets", "cua san lan snippets", "cuu ban lan snippets", "cuu san luan snippets", "cuu san van snippets", "cuu sau lan snippets", "cuu san lan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cuu san lan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu san lan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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