Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"chung ta lua snippets" » "chung tu lua snippets", "chung cu lua snippets", "chung vi lua snippets", "chung ca lua snippets", "chung ta luu snippets", "chung tao luan snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("chung ta lua 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 ta lua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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