Perhaps you should try some spelling variations:
"luong danh viet snippets" » "cuong danh viet snippets", "luong manh viet snippets", "luong thanh viet snippets", "luong anh viet snippets", "luong ninh viet snippets", "luong nang viet snippets", "luong danh viet 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"

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