Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu hoc cuu snippets" » "thu hoc code snippets", "tu hoc cuu snippets", "thu hoi cuu snippets", "tru hoc cuu snippets", "thu hoc huu snippets", "thu hoc cua snippets", "thu hoc 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: (((("python using java snippets") or ("thu hoc cuu snippets"))) or ("locating bug core snippets"))~.
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