Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cau dung cac snippets" » "cau dung code snippets", "cau duong cac snippets", "cu dung cac snippets", "cau dong cac snippets", "cau luong cac snippets", "cau dung cho snippets", "cau dung tai 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: (((("cau dung cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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