Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chon cac cao snippets" » "chon cac code snippets", "cho cac cao snippets", "thong cac cao snippets", "hoc cac cao snippets", "chon cac co snippets", "chon ca cao snippets", "chon bac cao 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 ("chon cac cao snippets"))) or ("locating bug core snippets"))~.
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