Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers"
"tran trinh java snippets" » "trang trinh java snippets", "tra trinh java snippets", "thanh trinh java snippets"
"dung lua code snippets" » "dung luan code snippets", "dung luat code snippets", "dung cua code snippets", "dung bug code snippets", "dung lbm code 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: (((("tran trinh java snippets") or ("dung lua code snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran trinh java snippets") OR ("dung lua code snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( tran trinh java snippets ) or ( dung lua code snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("tran trinh java snippets") or ("dung lua code snippets"))) or ("locating bugs code slippers"))*.