Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dac ca quan snippets" » "dac cao quan snippets", "dac cua quan snippets", "dac cai quan snippets", "dan ca quan snippets", "mac ca quan snippets", "dac co quan snippets", "dac ca quan 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: (((("dac ca quan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac ca quan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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