Perhaps you should try some spelling variations:
"trinh chap dat slippers" » "trinh chat dat slippers", "tranh chap dat slippers", "trinh chao dat slippers", "trinh phap day slippers", "trinh cai dat slippers", "trinh lap dat slippers", "trinh chap dat slippery", "trinh chap dat 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 chap dat 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 chap dat slippers") OR ("dung dung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh chap dat slippers ) or ( dung dung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh chap dat slippers") or ("dung dung code snippets"))) or ("locating bug code snippets"))*.