Perhaps you should try some spelling variations:
"dang java java snippets" » "dang va java snippets"
"dung cac doanh slippers" » "dung cac dan slippers", "dung cac dang slippers", "dung van doanh slippers", "luong cac doanh slippers", "dung cho doanh slippers", "dung tai doanh slippers", "dung cac doanh slippery", "dung cac doanh 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 doanh 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 doanh slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang java java snippets ) or ( dung cac doanh slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java snippets") or ("dung cac doanh slippers"))) or ("locating bug code snippets"))*.