Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dac thi hang snippets" » "dac thi hanh snippets", "dac thi nang snippets", "dac thi hong snippets", "dan thi hang snippets", "dao thi hang snippets", "dam thi hang snippets", "dac thi hang 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 thi hang 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 thi hang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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