Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh viet java snippets" » "anh viet java snippets", "ninh viet java snippets", "nang viet java snippets", "danh viet va snippets"
"hinhg java java snippets" » "hinh java java snippets", "hing java java snippets", "tinhg java 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: (((("danh viet java snippets") or ("hinhg java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh viet java snippets") OR ("hinhg java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( danh viet java snippets ) or ( hinhg java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh viet java snippets") or ("hinhg java java snippets"))) or ("locating bug core snippets"))*.