Perhaps you should try some spelling variations:
"trinh chat vit slippers" » "tinh chat vit slippers", "trinh luat vit slippers", "trinh han vit slippers", "trinh chat viet slippers", "trinh cham viet slippers", "trinh nhat viet slippers", "trinh chat vit slippery", "trinh chat vit grippers"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets"
"locating bug code snippets" » "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 chat vit slippers") or ("dung dung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh chat vit slippers") OR ("dung dung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh chat vit slippers ) or ( dung dung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh chat vit slippers") or ("dung dung code snippets"))) or ("locating bug code snippets"))*.