Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung doi dang slippers" » "huong doi dang slippers", "dung tai dang slippers", "dung co dang slippers", "dung dai dang slippers", "dung do dang slippers", "dung hoi dang slippers", "dung doi dang slippery", "dung doi dang grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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