Perhaps you should try some spelling variations:
"dai duong chet snippets" » "dai duong code snippets", "dai dung chet snippets", "dai duong che snippets", "dai luong chat snippets", "dai cuong chet snippets", "hai duong chet snippets", "dai luong chet snippets"
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data 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: (((("using java java snippets") or ("dai duong chet snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("dai duong chet snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( dai duong chet snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("dai duong chet snippets"))) or ("locating bug core snippets"))*.