Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hang hoa two snippets" » "hang khoa two snippets", "thanh hoa two snippets", "hang va two snippets", "hang hoa theo snippets", "hang hoa thon snippets", "hang hoa thuo snippets", "hang hoa two 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: (((("hang hoa two snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang hoa two snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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