Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi chon cac snippets" » "phi chon code snippets", "phi chinh cac snippets", "phi cong cac snippets", "chi con cac snippets", "phi cho cac snippets", "phi thong cac snippets", "phi hoc 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: (((("python using java snippets") or ("phi chon cac snippets"))) or ("locating bug core snippets"))~.
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