Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dao gap tinh snippets" » "dao tap tinh snippets", "dao dap tinh snippets", "dao phap tinh snippets", "tao gap tinh snippets", "dao giao tinh snippets", "dat ngap tinh snippets", "dao gap tinh 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: (((("dao gap tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao gap tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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