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