Perhaps you should try some spelling variations:
"trinh sau code snippets" » "trinh san code snippets", "trinh cau code snippets", "trinh su code snippets", "trinh sau de snippets"
"dung v code snippets" » "dung va code snippets", "dung vi code snippets", "dung ve code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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

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