Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dan than java snippets" » "dan think java snippets", "dan than va snippets", "dan chan java snippets", "ban than java snippets", "van than 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: (((("dung cac co snippets") or ("dan than java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cac co snippets") OR ("dan than java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung cac co snippets ) or ( dan than java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cac co snippets") or ("dan than java snippets"))) or ("locating bugs code snippets"))*.