Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh toi cac snippets" » "tinh toi code snippets", "tinh doi cac snippets", "dinh toi cac snippets", "tinh tri cac snippets", "tinh tai cac snippets", "tinh voi cac snippets", "tinh ton cac 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: (((("tinh toi cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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