Perhaps you should try some spelling variations:
"cuong danh cac snippets" » "cuon danh cac snippets", "huong dan cac snippets", "cuong linh cac snippets", "cuong dinh cac snippets", "cuong danh ca snippets", "cuong hanh cac snippets"
"dung sinh java snippets" » "duong sinh java snippets", "dang sinh java snippets", "dung ninh java snippets", "dung trinh java snippets", "dung using java snippets", "dung sinh va snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("cuong danh cac snippets") or ("dung sinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuong danh cac snippets") OR ("dung sinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong danh cac snippets ) or ( dung sinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong danh cac snippets") or ("dung sinh java snippets"))) or ("locating bug code snippets"))*.