Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan thiet cac snippets" » "dan thiet code snippets", "luan thiet cac snippets", "toan thiet cac snippets", "doan thien cac snippets", "dan thien cac snippets", "dan thieu cac snippets", "dan thuyet cac 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: (((("dan thiet cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan thiet cac snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan thiet cac snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan thiet cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.