Perhaps you should try some spelling variations:
"danh ca chat snippets" » "danh ca code snippets", "dan ca chat snippets", "doanh cua chat snippets", "danh cho chat snippets", "danh cao chat snippets", "danh cac chat snippets", "danh va chat 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 ca chat 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 ca chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( danh ca chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("danh ca chat snippets"))) or ("locating bug core snippets"))*.