Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"rap hoa van snippets" » "tap hoa van snippets", "lap hoat van snippets", "phap hoa van snippets", "rap hoa dan snippets", "rap hoang van snippets", "rap hoa phan snippets", "rap hoa van 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 van 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 van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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