Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang dung ca snippets" » "dang dung code snippets", "dan dung ca snippets", "dang hung ca snippets", "dang quang ca snippets", "dang dung cua snippets", "dang dung cac snippets", "dang dung cam 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: (((("dang dung ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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