Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc mon tran snippets" » "hoc mon toan snippets", "hoc hoan tran snippets", "hoc hong tran snippets", "hoc moi tran snippets", "hoc mot tran snippets", "hoc cong tran 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 ("hoc mon tran snippets"))) or ("locating bug core snippets"))~.
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