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