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