Perhaps you should try some spelling variations:
"danh ban cong snippets" » "danh ban code snippets", "doanh ban cong snippets", "danh bat cong snippets", "danh bac cong snippets", "danh bang cong snippets", "danh van cong snippets", "danh phan 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 java java snippets") or ("danh ban cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("danh ban cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( danh ban cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("danh ban cong snippets"))) or ("locating bug core snippets"))*.