Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tre dam 2017 snippets" » "tre nam 2017 snippets", "tre doan 2017 snippets", "tre nam 2010 snippets", "tre dai 2017 snippets", "tre dan 2017 snippets", "tren dat 2017 snippets", "tre dam 2017 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: (((("tre dam 2017 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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