Perhaps you should try some spelling variations:
"nang sua code slippers" » "nang suat code slippers", "nang dua code slippers", "nang su code slippers", "nang sua cong slippers"
"dung cau code snippets" » "dung chau code snippets", "dung cu code snippets", "dung cac code snippets", "dung cau cong snippets", "dung cau de snippets", "dung cfd code 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: (((("nang sua code slippers") or ("dung cau code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang sua code slippers") OR ("dung cau code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang sua code slippers ) or ( dung cau code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang sua code slippers") or ("dung cau code snippets"))) or ("locating bug code snippets"))*.