Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"gui cac thoi snippets" » "gui cac toi snippets", "gui cac hop snippets", "gui cac tro snippets", "giai cac thoi snippets", "cuoi cac thoi snippets", "giua cac thoi snippets"

Try widening your search to All Fields.

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