Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"trac hoi bat snippets" » "trac hoc bat snippets", "trac ho bat snippets", "tran hoai bat snippets", "trac moi bat snippets", "trac hoi dat snippets", "trac hoi bai snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trac hoi bat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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