Perhaps you should try some spelling variations:
"dung phong cong snippets" » "dung phong code snippets", "dung phuong cong snippets", "duong phong cong snippets", "rung phong cong snippets", "dung phong chong snippets", "dung thong cong snippets", "dung chong cong snippets"
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"

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

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