Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhu cach le snippets" » "nhu cach code snippets", "nhan cach le snippets", "thuc cach le snippets", "nhu cau le snippets", "nhu cach de snippets", "nhu cac le snippets", "nhu cach ben 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: (((("nhu cach le snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhu cach le snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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