Perhaps you should try some spelling variations:
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets", "using ibm code slippers"
"dan cac thuat snippets" » "dan va thuat snippets", "dan hoc thuat snippets", "dan cac thu snippets", "dan cach thuat snippets", "dang cac thuat snippets", "dan ca thuat snippets", "dan cac thuat 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 ("dan cac thuat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using ibm code snippets") OR ("dan cac thuat snippets"))) OR ("locating bug code snippets")).
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