Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong hoa hoa snippets" » "dong hoa code snippets", "dong hoc hoa snippets", "dong co hoa snippets", "dong hoa khoa snippets", "dong hoa hoc snippets", "dong ha hoa 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: (((("dong hoa hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong hoa hoa snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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