Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luan toan do snippets" » "luan toan code snippets", "luan hoan do snippets", "xuan toan do snippets", "luan thanh do snippets", "luan toan ho snippets", "luan toan co snippets", "luan toan du 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: (((("luan toan do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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