Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tham dam tap snippets" » "thuat dam tap snippets", "thanh dam tap snippets", "tham tham tap snippets", "tham dam tang snippets", "tham dam khap snippets", "tham dam trao snippets", "tham dam tap 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: (((("tham dam tap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tham dam tap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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