Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"han day hung snippets" » "han duy hung snippets", "han cay hung snippets", "han dac hung snippets", "phan day hung snippets", "han dau hung snippets", "dan day hung snippets", "han day hung 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: (((("han day hung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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