Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan cua che snippets" » "nhan cua code snippets", "nhat cua che snippets", "nhan luc che snippets", "nhan su che snippets", "nhan cuu che snippets", "nhan cua chu snippets", "nhan cua cha 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: (((("nhan cua che snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan cua che snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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