Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lam dung duc snippets" » "lam dong duc snippets", "lan dung duc snippets", "am dung duc snippets", "lam duong duc snippets", "lam dang duc snippets", "lam dung du snippets", "lam dung duc 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: (((("lam dung duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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