Perhaps you should try some spelling variations:
"dang using java snippets" » "dang sinh java snippets", "data using java snippets", "dang ung java snippets", "dang using data snippets"
"huong cau de snippets" » "thuong chau de snippets", "huong dan de snippets", "huong cua de snippets", "huong cau den snippets", "huong cau do snippets", "huong cuu de snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("huong cau de snippets") or ("dang using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huong cau de snippets") OR ("dang using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong cau de snippets ) or ( dang using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong cau de snippets") or ("dang using java snippets"))) or ("locating bug code snippets"))*.