Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cuu hoan tan snippets" » "luu hoang tan snippets", "cuu van tan snippets", "cuu khoa tan snippets", "cuu hoan tran snippets", "cuu hoa tan snippets", "cuu hoan thanh snippets", "cuu hoan tan 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: (((("cuu hoan tan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu hoan tan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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