Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khu dung ha snippets" » "kha dung ha snippets", "khoa dung ha snippets", "thuy dung ha snippets", "khu dung va snippets", "khu dung he snippets", "khu dung khoa snippets", "khu dung ha 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: (((("khu dung ha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu dung ha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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