Perhaps you should try some spelling variations:
"hang lieu dai snippets" » "hang tieu dai snippets", "hang hieu dai snippets", "thanh lieu dai snippets", "hang lieu tai snippets", "hang lieu bai snippets", "hang lieu dao snippets", "hang lieu dai 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: (((("hang lieu dai snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang lieu dai snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang lieu dai snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang lieu dai snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.