Perhaps you should try some spelling variations:
"dang java java snippets" » "dang va java snippets"
"dung cac dat slippers" » "luong cac dat slippers", "dung cho dat slippers", "dung tai dat slippers", "dung cac dan slippers", "dung cai dat slippers", "dung cac dai slippers", "dung cac dat slippery", "dung cac dat 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: (((("dang java java snippets") or ("dung cac dat slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang java java snippets") OR ("dung cac dat slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang java java snippets ) or ( dung cac dat slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java snippets") or ("dung cac dat slippers"))) or ("locating bug code snippets"))*.