Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cuu ban tinh snippets" » "cuu ban thanh snippets", "cuu quan tinh snippets", "cuu ban hanh snippets", "cuu van tinh snippets", "cua ban tinh snippets", "cuu san tinh snippets", "cuu ban tinh 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 ban tinh 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 ban tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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