Perhaps you should try some spelling variations:
"dan vbug code snippets" » "dan vung code snippets", "dan bui code snippets", "dan vbung code snippets", "dan vbugs code snippets"
"hoang thi code snippets" » "hoang thi cong snippets", "hoang thi hoe 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan vbug code snippets") OR ("hoang thi code snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( dan vbug code snippets ) or ( hoang thi code snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan vbug code snippets") or ("hoang thi code snippets"))) or ("locating bug code slippers"))*.