Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung han gao snippets" » "dung nhan gao snippets", "dung phan gao snippets", "dung ha gao snippets", "dung zhan gao snippets", "dung hat gao snippets", "dung than giao snippets", "dung han gao 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: (((("dung han gao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung han gao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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