Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bat van thuc snippets" » "bat va thuc snippets", "bat dan thuc snippets", "bat van thu snippets", "ban van thuc snippets", "bat can thuc snippets", "hat van thuc snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("bat van thuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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