Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua cau bo snippets" » "lua cau code snippets", "luat cau bo snippets", "cua cau bo snippets", "quan cau bo snippets", "lua cau bao snippets", "lua cau do snippets", "lua can bo 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 ("lua cau bo snippets"))) or ("locating bug core snippets"))~.
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