Perhaps you should try some spelling variations:
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets", "using ibm code slippers"
"dung dang hau snippets" » "dung dan hau snippets", "dung dong hau snippets", "dung danh hau snippets", "dung dang ha snippets", "dung dang hai snippets", "dung dang mau snippets", "dung dang hau 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 dang hau snippets"))) or ("locating bug code snippets"))~.
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