Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"lua cau nhan slippers" » "lua chau nhan slippers", "lua ca nhan slippers", "lua cu nhan slippers", "luat cau nhan slippers", "cua cau nhan slippers", "quan cau nhan slippers", "lua cau nhan slippery", "lua cau nhan grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("lua cau nhan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("lua cau nhan slippers"))) OR ("locating bug code snippets")).
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