Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"con cua cau snippets" » "con cua code snippets", "cong cua cau snippets", "co cua cau snippets", "dong cua cau snippets", "con chua cau snippets", "con cua cac snippets", "con 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: (((("con cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con cua cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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