Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hang cac khu snippets" » "hang ca khu snippets", "hang cau khu snippets", "bang cac khu snippets", "hang cac thu snippets", "hang cac khoi snippets", "hang cac kieu snippets", "hang cac khu 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: (((("hang cac khu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang cac khu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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