Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung doi ke snippets" » "dung doi code snippets", "huong doi ke snippets", "dung tai ke snippets", "dung co ke snippets", "dung do ke snippets", "dung moi ke snippets", "dung doi de 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 doi ke snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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