Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cot tiep cua snippets" » "cot tiep code snippets", "cot thep cua snippets", "hoa tiep cua snippets", "noi tiep cua snippets", "cot tiep can snippets", "cot dieu cua snippets", "cot tap cua 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: (((("cot tiep cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cot tiep cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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