Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung hai don snippets" » "dung hai code snippets", "dung tai don snippets", "dung ha don snippets", "dung sai don snippets", "dung hai con snippets", "dung hai dan snippets", "dung hai son snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung hai don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hai don snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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