Perhaps you should try some spelling variations:
"trinh do code snippets" » "trinh ky code snippets", "trinh do core snippets", "trinh do code slippers"
"dong tin java snippets" » "thong tin java snippets", "luong tin java snippets", "dong kinh java snippets", "dong trinh java snippets", "dong think java snippets", "dong tin va snippets", "dong tin java slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

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