Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hieu nhat ra snippets" » "hieu luat ra snippets", "hieu suat ra snippets", "biet nhat ra snippets", "hieu nhat ha snippets", "hieu nhat ban snippets", "hieu nhat cua snippets", "hieu nhat ra 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: (((("hieu nhat ra snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu nhat ra snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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