Perhaps you should try some spelling variations:
"cong huong cuoc snippets" » "cong thuong cuoc snippets", "cong luong cuoc snippets", "cong hung cuoc snippets", "cong huong uoc snippets", "cong trong cuoc snippets"
"dung java java snippets" » "dung va java snippets"
"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: (((("cong huong cuoc 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 huong cuoc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong huong cuoc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong huong cuoc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.