Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc khoi cay snippets" » "hoc khoi code snippets", "hoc khoa cay snippets", "hoc hoa cay snippets", "hoc noi cay snippets", "hoc khoi bay snippets", "hoc khoi xay snippets", "hoc khoi can 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: (((("hoc khoi cay snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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