Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dau coc dat snippets" » "dau co dat snippets", "dau cuoi dat snippets", "dau ngoc dat snippets", "dau hoc dat snippets", "dau chon dat snippets", "dau duoc dat snippets", "dau coc dat 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: (((("dau coc dat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau coc dat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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