Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"tang think java snippets" » "tang thanh java snippets", "tang thi java snippets", "tan thinh java snippets", "tang 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: (((("tang 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: (((("tang think java snippets") OR ("dung cac co snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tang think java snippets ) or ( dung cac co snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang think java snippets") or ("dung cac co snippets"))) or ("locating bugs code snippets"))*.