Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc than cuu snippets" » "hoc than code snippets", "hoc thanh cuu snippets", "hoc phan cuu snippets", "hoc tan cuu snippets", "hoc than cua snippets", "hoc than cui snippets", "hoc thanh luu 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 cuu snippets"))) or ("locating bug core snippets"))~.
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