Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc than cau snippets" » "hoc than code snippets", "hoc thanh cau snippets", "hoc phan cau snippets", "hoc tan cau snippets", "hoc toan cau snippets", "hoc than cap 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 ("hoc than cau snippets"))) or ("locating bug core snippets"))~.
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