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