Perhaps you should try some spelling variations:
"dung nganh kiem snippets" » "duong nganh kiem snippets", "dung ngan kiem snippets", "dang nganh kiem snippets", "dung nganh kinh snippets", "dung anh kiem snippets", "dung khanh kiem snippets", "dung nganh kiem slippers"
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets", "using ibm code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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