Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu hop danh snippets" » "thu hoi danh snippets", "phu hop danh snippets", "thu hoc danh snippets", "thu hop doanh snippets", "thu hop dan snippets", "thu hop dinh snippets", "thu hop danh 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: (((("thu hop danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu hop danh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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