Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cau dao cho snippets" » "cau dao code snippets", "ca dao cho snippets", "cau do cho snippets", "cau tao cho snippets", "cau cao cho snippets", "cau dac cho snippets", "cau dao ho 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: (((("cau dao cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau dao cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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