Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tho duc hanh snippets" » "tho duc thanh snippets", "tho duc anh snippets", "tho du hanh snippets", "ho duc hanh snippets", "thu duc hanh snippets", "tao duoc hanh snippets", "tho duc hanh 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: (((("tho duc hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tho duc hanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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