Perhaps you should try some spelling variations:
"dung huong code snippets" » "dung thuong code snippets", "dung phuong code snippets", "dong huong code snippets", "dung huong co snippets", "dung huong com snippets"
"dang sinh java snippets" » "dang dinh java snippets", "khang sinh java snippets", "dang hanh java snippets", "dang trinh java snippets", "dang using java snippets", "dang sinh va snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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 huong code snippets") or ("dang sinh java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung huong code snippets") OR ("dang sinh java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung huong code snippets ) or ( dang sinh java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung huong code snippets") or ("dang sinh java snippets"))) or ("locating bug code slippers"))*.