Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"pham can code snippets" » "pham van code snippets", "pham lan code snippets", "pham ca code snippets", "pham cfd code snippets", "pham can code slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug 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: (((("pham can code snippets") or ("dung bug code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham can code snippets") OR ("dung bug code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( pham can code snippets ) or ( dung bug code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham can code snippets") or ("dung bug code snippets"))) or ("locating bugs code snippets"))*.