Perhaps you should try some spelling variations:
"dun nang thep snippets" » "dun bang thep snippets", "dun nang thuc snippets", "dun tang theo snippets", "dung nang thep snippets", "den nang thep snippets", "luan nang thep snippets", "dun nang thep slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dun nang thep snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dun nang thep snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dun nang thep snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dun nang thep snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.