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