Perhaps you should try some spelling variations:
"cuong cua cham snippets" » "huong cua cham snippets", "cong cua cham snippets", "luong cua cham snippets", "cuong cua cha snippets", "cuong qua cham snippets", "cuong ca cham snippets"
"dung va java snippets" » "dung java java 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 cua cham snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuong cua cham snippets") OR ("dung va java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong cua cham snippets ) or ( dung va java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong cua cham snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))*.