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