Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"day ninh duc snippets" » "dao ninh duc snippets", "dat ninh duc snippets", "dang ninh duc snippets", "day minh duc snippets", "day dinh duc snippets", "day tinh duc snippets", "day ninh 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: (((("day ninh 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: (((("day ninh duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day ninh duc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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