Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"sach dot pha snippets" » "sach dat pha snippets", "sach doi pha snippets", "sach duoc pha snippets", "sach dot phan snippets", "sach dot pham snippets", "sach dot phap snippets", "sach dot pha 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: (((("sach dot pha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sach dot pha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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