Perhaps you should try some spelling variations:
"cong dan trong snippets" » "cong ban trong snippets", "cong dat trong snippets", "cong dao trong snippets", "cong san trong snippets", "cong tan trong snippets", "huong dan trong snippets", "cong dan trong slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong dan trong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong dan trong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong dan trong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dan trong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.