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