Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"lua dung dat slippers" » "qua dung dat slippers", "luan hung dat slippers", "qua duong dat slippers", "lua dung va slippers", "lua dung tai slippers", "lua dung dat slippery", "lua dung dat 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 dung dat 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 dung dat slippers"))) OR ("locating bug code snippets")).
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