Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bac xuan duc snippets" » "bach xuan duc snippets", "dac xuan duc snippets", "xac xuat duc snippets", "bac tran duc snippets", "bac phan duc snippets", "bac xuan huy snippets", "bac xuan duc 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: (((("bac xuan duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac xuan duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac xuan duc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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