Perhaps you should try some spelling variations:
"dung doanh mach slippers" » "dung dan mach slippers", "dung dong mach slippers", "dung doanh dich slippers", "dung ranh mach slippers", "dung doan manh slippers", "dung doanh mach slippery", "dung doanh mach grippers"
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

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 doanh mach slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using ibm code snippets") OR ("dung doanh mach slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using ibm code snippets ) or ( dung doanh mach slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using ibm code snippets") or ("dung doanh mach slippers"))) or ("locating bug code snippets"))*.