Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham nen cac snippets" » "cham nen code snippets", "cham den cac snippets", "cham nhin cac snippets", "cham ninh cac snippets", "cham vien cac snippets", "cham dien 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 ("cham nen cac snippets"))) or ("locating bug core snippets"))~.
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