Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dang toan vi snippets" » "dang tran vi snippets", "dan toan vi snippets", "dung toan vi snippets", "dang toan va snippets", "dang doan vi snippets", "dang toan ve snippets", "dang toan vi 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: (((("python using java snippets") or ("dang toan vi snippets"))) or ("locating bug code snippets"))~.
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