Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"mat hoc duc snippets" » "vat hoc duc snippets", "chat hoc duc snippets", "mach hoc duc snippets", "mat hoc duoc snippets", "mat hoc nuoc snippets", "mat hoc thuc snippets", "mat hoc 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: (((("mat hoc 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: (((("mat hoc duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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