Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung san bon snippets" » "dung san code snippets", "dong san bon snippets", "dung sai bon snippets", "dung luan bon snippets", "dung van bon snippets", "dung dan bon snippets", "dung san boa snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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