Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuat co cac snippets" » "thuat co code snippets", "thuat do cac snippets", "thuat o cac snippets", "thuat cho cac snippets", "thuat ca cac snippets", "thuat co cau 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: (((("thuat co cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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