Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan lon lam snippets" » "phan bon lam snippets", "phan lan lam snippets", "han lon lam snippets", "phan lon lao snippets", "phan con lam snippets", "phan loi lam snippets"

Try widening your search to All Fields.

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