Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dat cua kho snippets" » "dai cua kho snippets", "day cua kho snippets", "mat cua kho snippets", "dat cua khoa snippets", "dat cua khoi snippets", "dat qua kho snippets", "dat cua kho 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: (((("dat cua kho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat cua kho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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