Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran ban pha snippets" » "tranh ban pha snippets", "tran van pha snippets", "toan ban pha snippets", "tran ban phap snippets", "tran ban nha snippets", "tran ban ha snippets", "tran ban pha 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: (((("tran ban pha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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