Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dau tho duc snippets" » "dau theo duc snippets", "dai tho duc snippets", "dan tho duc snippets", "dau ho duc snippets", "dau thu duc snippets", "dau tao duoc snippets", "dau tho 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: (((("dau tho duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau tho duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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