Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"cong can thi snippets" » "cong san thi snippets", "cong tan thi snippets", "cong dan thi snippets", "cong cau thi snippets", "cong van thi snippets", "cong can thi slippers"

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 can thi snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong can thi snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( cong can thi snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong can thi snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.