Perhaps you should try some spelling variations:
"trinh cham code snippets" » "trinh chat code snippets", "trinh chao code snippets", "trinh han code snippets", "trinh cham core snippets"
"dung danh co snippets" » "dung doanh co snippets", "dung dan co snippets", "dung dang co snippets", "dung danh cho snippets", "dung anh co snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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 danh co snippets") or ("trinh cham code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung danh co snippets") OR ("trinh cham code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung danh co snippets ) or ( trinh cham code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung danh co snippets") or ("trinh cham code snippets"))) or ("locating bug code snippets"))*.