Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"nhat ca lua slippers" » "nhat cua lua slippers", "nhap ca lua slippers", "hat ca lua slippers", "nhat cay lua slippers", "nhat ca cua slippers", "nhat ca dua slippers", "nhat ca lua slippery", "nhat ca lua 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 ("nhat ca lua slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("nhat ca lua slippers"))) OR ("locating bug code snippets")).
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