Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac doi chan snippets" » "cac doi code snippets", "cac doi nhan snippets", "cac oi chan snippets", "cac doi khang snippets", "cac dai chan snippets", "cac toi chan snippets", "cau doi chan 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: (((("cac doi chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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