Perhaps you should try some spelling variations:
"hoang hoa dat snippets" » "hang hoa dat snippets", "hoang ha dat snippets", "hoang thoan dat snippets", "hoang hoa dan snippets", "hoang hoa dai snippets", "hoang hoc dat snippets", "hoang hoa dat 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: (((("hoang hoa dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang hoa dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang hoa dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang hoa dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.