Perhaps you should try some spelling variations:
"trinh quoc danh slippers" » "trinh quan danh slippers", "chinh quoc danh slippers", "trinh doc danh slippers", "trinh quoc khanh slippers", "trinh cuon danh slippers", "trinh hoc danh slippers", "trinh quoc danh slippery", "trinh quoc danh grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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