Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"rap hoa tinh snippets" » "rap hoa sinh snippets", "rap hoa binh snippets", "rap ha tinh snippets", "tap hoa tinh snippets", "lap hoat tinh snippets", "phap hoa tinh snippets", "rap hoa tinh 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: (((("rap hoa tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rap hoa tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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