Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nang ma duc snippets" » "tang ma duc snippets", "sang ma duc snippets", "nang cao duc snippets", "nang mai duc snippets", "nang ma dac snippets", "nang my duc snippets", "nang ma 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: (((("nang ma 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: (((("nang ma duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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