Perhaps you should try some spelling variations:
"dung khoc tang snippets" » "dung khoa tang snippets", "dung hoc tang snippets", "dung thuoc tang snippets", "dung kho tang snippets", "dung hoc bang snippets", "dung hoc tan snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"locating bug code snippets" » "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: (((("dung khoc tang snippets") or ("dung java java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung khoc tang snippets") OR ("dung java java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung khoc tang snippets ) or ( dung java java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung khoc tang snippets") or ("dung java java slippers"))) or ("locating bug code snippets"))*.