Perhaps you should try some spelling variations:
"dung dan trinh snippets" » "dung dan tinh snippets", "dung van trinh snippets", "dung hanh trinh snippets", "dung san trinh snippets", "tung dan trinh snippets", "huong dan trinh snippets", "dung dan trinh slippers"
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de snippets", "dung dat code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

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