Perhaps you should try some spelling variations:
"hoa van nhat snippets" » "hoa van chat snippets", "hoa van phat snippets", "hoa van nhan snippets", "hoa dan nhat snippets", "hoang van nhat snippets", "hoa phan nhat snippets", "hoa van nhat slippers"
"using low java snippets" » "using low java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoa van nhat snippets") or ("using low java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa van nhat snippets") OR ("using low java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa van nhat snippets ) or ( using low java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa van nhat snippets") or ("using low java snippets"))) or ("locating bug code snippets"))*.