Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung co cham snippets" » "dung co code snippets", "dung cho cham snippets", "dung cong cham snippets", "dung cua cham snippets", "dung ca cham snippets", "dung co champa snippets", "dung cao chat 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: (((("dung co cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung co cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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