Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"chung han ly snippets" » "chung nhan ly snippets", "chung than ly snippets", "chuong han ly snippets", "chung hang ly snippets", "chung phan ly snippets", "chung van ly snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("chung han ly snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung han ly snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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