Perhaps you should try some spelling variations:
"dung he code snippets" » "dung cho code snippets", "dung he core snippets", "dung he code slippers"
"dao vbugssss code snippets" » "dao vbugssss core snippets", "dao vbugssss code slippers", "dao vbungssss code snippets", "dao vbugsssss code snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("dao vbugssss code snippets") or ("dung he code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao vbugssss code snippets") OR ("dung he code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao vbugssss code snippets ) or ( dung he code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao vbugssss code snippets") or ("dung he code snippets"))) or ("locating bug code snippets"))*.