Perhaps you should try some spelling variations:
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets", "using ibm code slippers"
"dung cu dung snippets" » "dung cua dung snippets", "dung co dung snippets", "dung cho dung snippets", "dung su dung snippets", "dung cau duong snippets", "dung duc dung snippets", "dung cu dung slippers"
"locating bug code snippets" » "locating bug code slippers", "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 ibm code snippets") or ("dung cu dung snippets"))) or ("locating bug code snippets"))~.
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