Perhaps you should try some spelling variations:
"dang quoc lieu snippets" » "dang thuoc lieu snippets", "han quoc lieu snippets", "dang duoc lieu snippets", "dang quoc sieu snippets", "dang quoc viet snippets", "dang quoc lieu slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dang quoc lieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang quoc lieu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang quoc lieu snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang quoc lieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.