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