Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tran thu duc snippets" » "tran thuy duc snippets", "tran thi duc snippets", "tuan thu duc snippets", "tran thu tuc snippets", "tran tho duc snippets", "tran thu muc snippets"

Try widening your search to All Fields.

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