Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan tri chat snippets" » "dan tri code snippets", "dan tra chat snippets", "dan trinh chat snippets", "dan tri nhan snippets", "dan thi chat snippets", "van tri chat snippets", "dan tai chat 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: (((("dan tri chat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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