Perhaps you should try some spelling variations:
"dung tran minh snippets" » "dung tren minh snippets", "hung tran minh snippets", "dang tran minh snippets", "dung tran dinh snippets", "dung van minh snippets", "dung xuan minh snippets", "dung tran minh slippers"
"dung vbugs code snippets" » "dung vbugs code slippers", "dung vbungs code snippets", "dung vbugss code snippets"
"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 vbugs code snippets") or ("dung tran minh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung vbugs code snippets") OR ("dung tran minh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung vbugs code snippets ) or ( dung tran minh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung vbugs code snippets") or ("dung tran minh snippets"))) or ("locating bug code snippets"))*.