Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"zhan van hau snippets" » "phan van hau snippets", "nhan van hau snippets", "thanh van hau snippets", "zhan van ha snippets", "zhan van hai snippets", "zhan van dau snippets", "zhan van hau 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: (((("zhan van hau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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