Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat sach hoi snippets" » "dat sach code snippets", "mat sach hoi snippets", "dat khach hoi snippets", "nam sach hoi snippets", "dat sach doi snippets", "dat sach moi snippets", "dat cach thoi 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: (((("dat sach hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat sach hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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