Perhaps you should try some spelling variations:
"cong trong java snippets" » "cong thuong java snippets", "cong trinh java snippets", "dung trong java snippets", "cong trong java slippers"
"dngu java java snippets" » "ngu java java snippets", "dngu java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("cong trong java snippets") or ("dngu java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong trong java snippets") OR ("dngu java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong trong java snippets ) or ( dngu java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong trong java snippets") or ("dngu java java snippets"))) or ("locating bug code snippets"))*.