Perhaps you should try some spelling variations:
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets"
"dung cac bac snippets" » "luong cac bac snippets", "dung cho bac snippets", "dung tai bac snippets", "dung cac bai snippets", "dung cac ban snippets", "dung cac cach snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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