Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan tac van snippets" » "phan tach van snippets", "phan trac van snippets", "phan tap van snippets", "phan tac vang snippets", "phan cac van snippets", "phan tac va 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 ("phan tac van snippets"))) or ("locating bug core snippets"))~.
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