Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"nhanh can thi slippers" » "nhanh cay thi slippers", "nhanh cau thi slippers", "nhanh ngan thi slippers", "nhanh dan thi slippers", "nhanh van thi slippers", "nhanh can thi slippery", "nhanh can thi 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 ("nhanh can thi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("nhanh can thi slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( nhanh can thi slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("nhanh can thi slippers"))) or ("locating bug code snippets"))*.