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