Perhaps you should try some spelling variations:
"dung nguon java snippets" » "dung nguoi java snippets", "luong nguon java snippets", "dung ngan java snippets", "dung ngu java snippets", "dung nguon java slippers"
"dang dung code snippets" » "dan dung code snippets", "dang hung code snippets", "dang quang code snippets", "dang dung cong snippets", "dang dung co snippets", "dang dung de snippets", "dang dung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 nguon java snippets") or ("dang dung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung nguon java snippets") OR ("dang dung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung nguon java snippets ) or ( dang dung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung nguon java snippets") or ("dang dung code snippets"))) or ("locating bug code snippets"))*.