Perhaps you should try some spelling variations:
"dung truong anh snippets" » "duong truong anh snippets", "dung trong anh snippets", "dung trung anh snippets", "dung truong thanh snippets", "dung truong anh 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 truong anh 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 truong anh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using ibm code snippets ) or ( dung truong anh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using ibm code snippets") or ("dung truong anh snippets"))) or ("locating bug code snippets"))*.