Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc dung doc snippets" » "hoc dung code snippets", "hoc ung doc snippets", "hoc dan doc snippets", "hoc cong doc snippets", "hoc dung doi snippets", "hoc dung hoc snippets", "hoc dung coc 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: (((("hoc dung doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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