Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lap van nhan snippets" » "lap van phan snippets", "lap van thanh snippets", "lap danh nhan snippets", "lap va nhan snippets", "tap van nhan snippets", "lap ban nhan snippets", "lap van nhan 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: (((("lap van nhan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap van nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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