Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc doi cho snippets" » "hoc doi code snippets", "hoc dai cho snippets", "hoc noi cho snippets", "hoc moi cho snippets", "hoc doi chi snippets", "hoc doi co snippets", "hoc doi pho 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: (((("hoc doi cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc doi cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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