Perhaps you should try some spelling variations:
"tran cong lai snippets" » "tran hong lai snippets", "trien cong lai snippets", "tran hoang lai snippets", "tran chong lai snippets", "tran cong hai snippets", "tran cong lap snippets", "tran cong lai 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: (((("tran cong lai snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran cong lai snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( tran cong lai snippets ) or ( dung java java snippets ))) or ( locating bug code snippets ))*.