Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cot cac thoi snippets" » "cot cac toi snippets", "cot cac hop snippets", "cot cac tro snippets", "co cac thoi snippets", "con cac thoi snippets", "mot cach thoi snippets"

Try widening your search to All Fields.

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