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