Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cuu toan snippets" » "van cuu code snippets", "van cuu hoan snippets", "van cua toan snippets", "van huu toan snippets", "van cau toan snippets", "van chu toan snippets", "van cu toan 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: (((("van cuu toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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