Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi dai cac snippets" » "thi dai code snippets", "thoi dai cac snippets", "thi mai cac snippets", "thi hai cac snippets", "thi tai cac snippets", "thi dai dac snippets", "thi dai mac 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: (((("thi dai cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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