Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong dao trinh slippers" » "dong dao tinh slippers", "dong tao trinh slippers", "dong dan trinh slippers", "dong dat trinh slippers", "dong giao trinh slippers", "dong co trinh slippers", "dong dao trinh slippery", "dong dao trinh 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 java java snippets") or ("dong dao trinh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dong dao trinh slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dong dao trinh slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dong dao trinh slippers"))) or ("locating bug code snippets"))*.