Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tang hoc duc snippets" » "nang hoc duc snippets", "tang ho duc snippets", "bang hoc duc snippets", "tang hoc duoc snippets", "tang hoc nuoc snippets", "tang hoc thuc snippets", "tang 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: (((("tang 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: (((("tang hoc duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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