Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung ha ta snippets" » "dung va ta snippets", "dung he ta snippets", "dung khoa ta snippets", "dung ha tay snippets", "dung ha tat snippets", "dung ha pa snippets", "dung ha ta 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 ha ta 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 ha ta snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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