Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"than voi lua slippers" » "than vo lua slippers", "tan voi lua slippers", "than roi lua slippers", "than toi lua slippers", "than vi lua slippers", "than voi luc slippers", "than voi lua slippery", "than voi 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 ("than voi lua slippers"))) or ("locating bug code snippets"))~.
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