Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khu thu hien snippets" » "khu thuc hien snippets", "khu thi hien snippets", "khu thua thien snippets", "khu phu hien snippets", "kieu thu hien snippets", "thu thuy hien snippets", "khu thu hien 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 thu hien 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 thu hien snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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