Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong thuc chan snippets" » "dong thuc code snippets", "dong thuoc chan snippets", "duong thuc chan snippets", "cong thuc chan snippets", "dong thuc can snippets", "dong thuc nhan snippets", "dong thuc phan snippets"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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