Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ban sach ha snippets" » "ban sac ha snippets", "ban mach ha snippets", "ngan sach ha snippets", "ban sach nha snippets", "ban sach han snippets", "ban sach xa snippets", "ban sach ha 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: (((("ban sach ha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban sach ha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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