Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"mong hoc tin snippets" » "dong hoc tin snippets", "mon hoc tin snippets", "mang hoc tin snippets", "mong hoc tan snippets", "mong hoc tieng snippets", "mong hoc hien 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 ("mong hoc tin snippets"))) or ("locating bug core snippets"))~.
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