Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"moi hoi thon snippets" » "moi hoi thong snippets", "moi hoa thon snippets", "moi hoi tho snippets", "moi thoi thon snippets", "moi doi thon snippets", "moi voi thon snippets", "moi hoi thon 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: (((("moi hoi thon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("moi hoi thon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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