Perhaps you should try some spelling variations:
"hoc nguoi va snippets" » "toc nguoi va snippets", "hoa nguoi va snippets", "hon nguoi va snippets", "hoc nguoi ma snippets", "hoc nguoi tay snippets", "hoc nguoi dao snippets", "hoc nguoi va 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: (((("hoc nguoi va snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc nguoi va snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc nguoi va snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc nguoi va snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.