Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung trinh java snippets" » "dung tinh java snippets", "dong trinh java snippets", "cong trinh java snippets"
"tang thi cong snippets" » "dang thi cong snippets", "tang tai cong snippets", "hoang thi cong snippets", "tang thien cong 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: (((("dung trinh java snippets") or ("tang thi cong snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung trinh java snippets") OR ("tang thi cong snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung trinh java snippets ) or ( tang thi cong snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung trinh java snippets") or ("tang thi cong snippets"))) or ("locating bugs code snippets"))*.