Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"sam doanh ho snippets" » "sam doanh code snippets", "san doanh ho snippets", "nam danh ho snippets", "van doanh ho snippets", "sam doanh cho snippets", "sam doanh nho snippets", "sam doanh co 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: (((("sam doanh ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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