Perhaps you should try some spelling variations:
"dang java java snippets" » "dang va java snippets", "dang java java slippers"
"dung san huong snippets" » "dung san thuong snippets", "dung ban huong snippets", "dung van huong snippets", "dong san huong snippets", "dung sai huong snippets", "dung luan huong snippets", "dung san huong 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 java java snippets") or ("dung san huong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang java java snippets") OR ("dung san huong snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang java java snippets ) or ( dung san huong snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java snippets") or ("dung san huong snippets"))) or ("locating bug code snippets"))*.