Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hanh hoa ha snippets" » "thanh hoa ha snippets", "khanh hoa ha snippets", "hang hoa ha snippets", "hanh hoa han snippets", "hanh hoa hat snippets", "hanh hoa nha snippets", "hanh hoa 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: (((("hanh hoa 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: (((("hanh hoa ha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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