Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luoc doi cau snippets" » "luoc doi code snippets", "cuoc doi cau snippets", "luoc dai cau snippets", "hoc doi cau snippets", "luoc doi dau snippets", "luoc di cau snippets", "luoc doi ca 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: (((("luoc doi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc doi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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