Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chon cua cau snippets" » "chon cua code snippets", "con cua cau snippets", "thong cua cau snippets", "chung cua cau snippets", "chon chua cau snippets", "chon cua cac snippets", "chon cua chu 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: (((("chon cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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