Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cac nhan slices" » "van cac ham slices", "van ca nhan slices", "van cac nha slices", "van cam nhan slices", "van hac nhan slices", "van cau nhan slices", "van bac nhan slices"
"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: (((("python using java snippets") or ("van cac nhan slices"))) or ("locating bug core snippets"))~.
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